Merge "Add default output location for full proguard configuration."
diff --git a/android/allowlists/allowlists.go b/android/allowlists/allowlists.go
index fb56ee1..0c1be6e 100644
--- a/android/allowlists/allowlists.go
+++ b/android/allowlists/allowlists.go
@@ -673,6 +673,9 @@
 		// kotlin srcs in java binary
 		"AnalyzerKt",
 		"trebuchet-core",
+
+		// kotlin srcs in android_library
+		"renderscript_toolkit",
 	}
 
 	Bp2buildModuleTypeAlwaysConvertList = []string{
@@ -1381,5 +1384,9 @@
 	StagingMixedBuildsEnabledList = []string{
 		"com.android.adbd",
 		"adbd_test",
+		"adb_crypto_test",
+		"adb_pairing_auth_test",
+		"adb_pairing_connection_test",
+		"adb_tls_connection_test",
 	}
 )
diff --git a/android/bazel_handler.go b/android/bazel_handler.go
index 8d45041..4a495f0 100644
--- a/android/bazel_handler.go
+++ b/android/bazel_handler.go
@@ -233,27 +233,42 @@
 }
 
 func (m MockBazelContext) GetOutputFiles(label string, _ configKey) ([]string, error) {
-	result, _ := m.LabelToOutputFiles[label]
+	result, ok := m.LabelToOutputFiles[label]
+	if !ok {
+		return []string{}, fmt.Errorf("no target with label %q in LabelToOutputFiles", label)
+	}
 	return result, nil
 }
 
 func (m MockBazelContext) GetCcInfo(label string, _ configKey) (cquery.CcInfo, error) {
-	result, _ := m.LabelToCcInfo[label]
+	result, ok := m.LabelToCcInfo[label]
+	if !ok {
+		return cquery.CcInfo{}, fmt.Errorf("no target with label %q in LabelToCcInfo", label)
+	}
 	return result, nil
 }
 
 func (m MockBazelContext) GetPythonBinary(label string, _ configKey) (string, error) {
-	result, _ := m.LabelToPythonBinary[label]
+	result, ok := m.LabelToPythonBinary[label]
+	if !ok {
+		return "", fmt.Errorf("no target with label %q in LabelToPythonBinary", label)
+	}
 	return result, nil
 }
 
 func (m MockBazelContext) GetApexInfo(label string, _ configKey) (cquery.ApexInfo, error) {
-	result, _ := m.LabelToApexInfo[label]
+	result, ok := m.LabelToApexInfo[label]
+	if !ok {
+		return cquery.ApexInfo{}, fmt.Errorf("no target with label %q in LabelToApexInfo", label)
+	}
 	return result, nil
 }
 
 func (m MockBazelContext) GetCcUnstrippedInfo(label string, _ configKey) (cquery.CcUnstrippedInfo, error) {
-	result, _ := m.LabelToCcBinary[label]
+	result, ok := m.LabelToCcBinary[label]
+	if !ok {
+		return cquery.CcUnstrippedInfo{}, fmt.Errorf("no target with label %q in LabelToCcBinary", label)
+	}
 	return result, nil
 }
 
diff --git a/apex/androidmk.go b/apex/androidmk.go
index b76f6bd..aadccb7 100644
--- a/apex/androidmk.go
+++ b/apex/androidmk.go
@@ -317,14 +317,14 @@
 func (a *apexBundle) androidMkForType() android.AndroidMkData {
 	return android.AndroidMkData{
 		Custom: func(w io.Writer, name, prefix, moduleDir string, data android.AndroidMkData) {
-			moduleNames := []string{}
 			apexType := a.properties.ApexType
-			if a.installable() {
-				apexName := proptools.StringDefault(a.properties.Apex_name, name)
-				moduleNames = a.androidMkForFiles(w, name, apexName, moduleDir, data)
-			}
 
 			if apexType == flattenedApex {
+				var moduleNames []string = nil
+				if a.installable() {
+					apexName := proptools.StringDefault(a.properties.Apex_name, name)
+					moduleNames = a.androidMkForFiles(w, name, apexName, moduleDir, data)
+				}
 				// Only image APEXes can be flattened.
 				fmt.Fprintln(w, "\ninclude $(CLEAR_VARS)  # apex.apexBundle.flat")
 				fmt.Fprintln(w, "LOCAL_PATH :=", moduleDir)
@@ -366,7 +366,7 @@
 				}
 
 				android.AndroidMkEmitAssignList(w, "LOCAL_OVERRIDES_MODULES", a.overridableProperties.Overrides)
-				a.writeRequiredModules(w, moduleNames)
+				a.writeRequiredModules(w, nil)
 
 				fmt.Fprintln(w, "include $(BUILD_PREBUILT)")
 
diff --git a/apex/apex_test.go b/apex/apex_test.go
index 33fce7c..395da95 100644
--- a/apex/apex_test.go
+++ b/apex/apex_test.go
@@ -526,7 +526,6 @@
 	data.Custom(&builder, ab.BaseModuleName(), "TARGET_", "", data)
 
 	androidMk := builder.String()
-	ensureContains(t, androidMk, "LOCAL_MODULE := mylib.myapex\n")
 	ensureNotContains(t, androidMk, "LOCAL_MODULE := mylib.com.android.myapex\n")
 
 	optFlags := apexRule.Args["opt_flags"]
@@ -2996,7 +2995,7 @@
 	var builder strings.Builder
 	data.Custom(&builder, name, prefix, "", data)
 	androidMk := builder.String()
-	ensureContains(t, androidMk, "LOCAL_REQUIRED_MODULES := libc++.vendor.myapex:64 mylib.vendor.myapex:64 apex_manifest.pb.myapex apex_pubkey.myapex libc.vendor libm.vendor libdl.vendor\n")
+	ensureContains(t, androidMk, "LOCAL_REQUIRED_MODULES := libc.vendor libm.vendor libdl.vendor\n")
 }
 
 func TestAndroidMkWritesCommonProperties(t *testing.T) {
@@ -3329,17 +3328,14 @@
 	// non-APEX variant does not have __ANDROID_APEX__ defined
 	mylibCFlags := ctx.ModuleForTests("mylib", "android_arm64_armv8-a_static").Rule("cc").Args["cFlags"]
 	ensureNotContains(t, mylibCFlags, "-D__ANDROID_APEX__")
-	ensureNotContains(t, mylibCFlags, "-D__ANDROID_APEX_MIN_SDK_VERSION__")
 
-	// APEX variant has __ANDROID_APEX__ and __ANDROID_APEX_SDK__ defined
+	// APEX variant has __ANDROID_APEX__ and __ANDROID_APEX__ defined
 	mylibCFlags = ctx.ModuleForTests("mylib", "android_arm64_armv8-a_static_apex10000").Rule("cc").Args["cFlags"]
 	ensureContains(t, mylibCFlags, "-D__ANDROID_APEX__")
-	ensureContains(t, mylibCFlags, "-D__ANDROID_APEX_MIN_SDK_VERSION__=10000")
 
-	// APEX variant has __ANDROID_APEX__ and __ANDROID_APEX_SDK__ defined
+	// APEX variant has __ANDROID_APEX__ and __ANDROID_APEX__ defined
 	mylibCFlags = ctx.ModuleForTests("mylib", "android_arm64_armv8-a_static_apex29").Rule("cc").Args["cFlags"]
 	ensureContains(t, mylibCFlags, "-D__ANDROID_APEX__")
-	ensureContains(t, mylibCFlags, "-D__ANDROID_APEX_MIN_SDK_VERSION__=29")
 
 	// When a cc_library sets use_apex_name_macro: true each apex gets a unique variant and
 	// each variant defines additional macros to distinguish which apex variant it is built for
@@ -3348,19 +3344,17 @@
 	mylibCFlags = ctx.ModuleForTests("mylib3", "android_arm64_armv8-a_static").Rule("cc").Args["cFlags"]
 	ensureNotContains(t, mylibCFlags, "-D__ANDROID_APEX__")
 
-	// recovery variant does not set __ANDROID_APEX_MIN_SDK_VERSION__
+	// recovery variant does not set __ANDROID_APEX__
 	mylibCFlags = ctx.ModuleForTests("mylib3", "android_recovery_arm64_armv8-a_static").Rule("cc").Args["cFlags"]
 	ensureNotContains(t, mylibCFlags, "-D__ANDROID_APEX__")
-	ensureNotContains(t, mylibCFlags, "-D__ANDROID_APEX_MIN_SDK_VERSION__")
 
 	// non-APEX variant does not have __ANDROID_APEX__ defined
 	mylibCFlags = ctx.ModuleForTests("mylib2", "android_arm64_armv8-a_static").Rule("cc").Args["cFlags"]
 	ensureNotContains(t, mylibCFlags, "-D__ANDROID_APEX__")
 
-	// recovery variant does not set __ANDROID_APEX_MIN_SDK_VERSION__
+	// recovery variant does not set __ANDROID_APEX__
 	mylibCFlags = ctx.ModuleForTests("mylib2", "android_recovery_arm64_armv8-a_static").Rule("cc").Args["cFlags"]
 	ensureNotContains(t, mylibCFlags, "-D__ANDROID_APEX__")
-	ensureNotContains(t, mylibCFlags, "-D__ANDROID_APEX_MIN_SDK_VERSION__")
 }
 
 func TestHeaderLibsDependency(t *testing.T) {
@@ -4153,7 +4147,6 @@
 	var builder strings.Builder
 	data.Custom(&builder, name, prefix, "", data)
 	androidMk := builder.String()
-	ensureContains(t, androidMk, "LOCAL_MODULE := mylib.myapex\n")
 	ensureNotContains(t, androidMk, "LOCAL_MODULE := mylib.com.android.myapex\n")
 }
 
@@ -5687,12 +5680,6 @@
 	var builder strings.Builder
 	data.Custom(&builder, name, prefix, "", data)
 	androidMk := builder.String()
-	ensureContains(t, androidMk, "LOCAL_MODULE := mytest.myapex\n")
-	ensureContains(t, androidMk, "LOCAL_MODULE := mytest1.myapex\n")
-	ensureContains(t, androidMk, "LOCAL_MODULE := mytest2.myapex\n")
-	ensureContains(t, androidMk, "LOCAL_MODULE := mytest3.myapex\n")
-	ensureContains(t, androidMk, "LOCAL_MODULE := apex_manifest.pb.myapex\n")
-	ensureContains(t, androidMk, "LOCAL_MODULE := apex_pubkey.myapex\n")
 	ensureContains(t, androidMk, "LOCAL_MODULE := myapex\n")
 
 	flatBundle := ctx.ModuleForTests("myapex", "android_common_myapex_flattened").Module().(*apexBundle)
@@ -5726,7 +5713,7 @@
 	var builder strings.Builder
 	mk.Custom(&builder, ab.Name(), "TARGET_", "", mk)
 	androidMk := builder.String()
-	ensureContains(t, androidMk, "LOCAL_REQUIRED_MODULES := apex_manifest.pb.myapex apex_pubkey.myapex myapex.flattened\n")
+	ensureContains(t, androidMk, "LOCAL_REQUIRED_MODULES := myapex.flattened\n")
 }
 
 func TestErrorsIfDepsAreNotEnabled(t *testing.T) {
@@ -6519,12 +6506,6 @@
 	var builder strings.Builder
 	data.Custom(&builder, name, "TARGET_", "", data)
 	androidMk := builder.String()
-	ensureContains(t, androidMk, "LOCAL_MODULE := override_app.override_myapex")
-	ensureContains(t, androidMk, "LOCAL_MODULE := overrideBpf.o.override_myapex")
-	ensureContains(t, androidMk, "LOCAL_MODULE := apex_manifest.pb.override_myapex")
-	ensureContains(t, androidMk, "LOCAL_MODULE := override_bcplib.override_myapex")
-	ensureContains(t, androidMk, "LOCAL_MODULE := override_systemserverlib.override_myapex")
-	ensureContains(t, androidMk, "LOCAL_MODULE := override_java_library.override_myapex")
 	ensureContains(t, androidMk, "LOCAL_MODULE_STEM := override_myapex.apex")
 	ensureContains(t, androidMk, "LOCAL_OVERRIDES_MODULES := unknownapex myapex")
 	ensureNotContains(t, androidMk, "LOCAL_MODULE := app.myapex")
@@ -7116,7 +7097,7 @@
 	var builder strings.Builder
 	data.Custom(&builder, name, prefix, "", data)
 	androidMk := builder.String()
-	ensureContains(t, androidMk, "LOCAL_REQUIRED_MODULES := mylib.myapex:64 apex_manifest.pb.myapex apex_pubkey.myapex a b\n")
+	ensureContains(t, androidMk, "LOCAL_REQUIRED_MODULES := a b\n")
 	ensureContains(t, androidMk, "LOCAL_HOST_REQUIRED_MODULES := c d\n")
 	ensureContains(t, androidMk, "LOCAL_TARGET_REQUIRED_MODULES := e f\n")
 }
@@ -7287,6 +7268,9 @@
 				"myapex",
 				"//apex_available:platform",
 			],
+			stubs: {
+				versions: ["current"],
+			},
 		}
 	`)
 
@@ -7296,11 +7280,10 @@
 	data.Custom(&builder, apexBundle.BaseModuleName(), "TARGET_", "", data)
 	androidMk := builder.String()
 	// `myotherlib` is added to `myapex` as symlink
-	ensureContains(t, androidMk, "LOCAL_MODULE := mylib.myapex\n")
 	ensureNotContains(t, androidMk, "LOCAL_MODULE := prebuilt_myotherlib.myapex\n")
 	ensureNotContains(t, androidMk, "LOCAL_MODULE := myotherlib.myapex\n")
 	// `myapex` should have `myotherlib` in its required line, not `prebuilt_myotherlib`
-	ensureContains(t, androidMk, "LOCAL_REQUIRED_MODULES := mylib.myapex:64 myotherlib:64 apex_manifest.pb.myapex apex_pubkey.myapex\n")
+	ensureContains(t, androidMk, "LOCAL_REQUIRED_MODULES := myotherlib\n")
 }
 
 func TestApexWithJniLibs(t *testing.T) {
@@ -8813,7 +8796,7 @@
 
 	// The make level dependency needs to be on otherlib - prebuilt_otherlib isn't
 	// a thing there.
-	ensureContains(t, androidMk, "LOCAL_REQUIRED_MODULES := libc++:64 mylib.myapex:64 apex_manifest.pb.myapex apex_pubkey.myapex otherlib\n")
+	ensureContains(t, androidMk, "LOCAL_REQUIRED_MODULES := otherlib\n")
 }
 
 func TestExcludeDependency(t *testing.T) {
@@ -9207,7 +9190,7 @@
 	var builder strings.Builder
 	data.Custom(&builder, apexBundle.BaseModuleName(), "TARGET_", "", data)
 	androidMk := builder.String()
-	ensureContains(t, androidMk, "LOCAL_REQUIRED_MODULES := foo.myapex apex_manifest.pb.myapex apex_pubkey.myapex foo-dexpreopt-arm64-apex@myapex@javalib@foo.jar@classes.odex foo-dexpreopt-arm64-apex@myapex@javalib@foo.jar@classes.vdex\n")
+	ensureContains(t, androidMk, "LOCAL_REQUIRED_MODULES := foo-dexpreopt-arm64-apex@myapex@javalib@foo.jar@classes.odex foo-dexpreopt-arm64-apex@myapex@javalib@foo.jar@classes.vdex\n")
 }
 
 func TestAndroidMk_DexpreoptBuiltInstalledForApex_Prebuilt(t *testing.T) {
@@ -9283,7 +9266,7 @@
 	var builder strings.Builder
 	data.Custom(&builder, apexBundle.BaseModuleName(), "TARGET_", "", data)
 	androidMk := builder.String()
-	ensureContains(t, androidMk, "LOCAL_REQUIRED_MODULES := foo.myapex apex_manifest.pb.myapex apex_pubkey.myapex otherapex")
+	ensureContains(t, androidMk, "LOCAL_REQUIRED_MODULES := otherapex")
 }
 
 func TestAndroidMk_RequiredDeps(t *testing.T) {
@@ -9307,7 +9290,7 @@
 	var builder strings.Builder
 	data.Custom(&builder, bundle.BaseModuleName(), "TARGET_", "", data)
 	androidMk := builder.String()
-	ensureContains(t, androidMk, "LOCAL_REQUIRED_MODULES := apex_manifest.pb.myapex apex_pubkey.myapex foo\n")
+	ensureContains(t, androidMk, "LOCAL_REQUIRED_MODULES := foo\n")
 
 	flattenedBundle := ctx.ModuleForTests("myapex", "android_common_myapex_flattened").Module().(*apexBundle)
 	flattenedBundle.requiredDeps = append(flattenedBundle.requiredDeps, "foo")
diff --git a/bazel/properties.go b/bazel/properties.go
index 8a6d1b0..0fca60b 100644
--- a/bazel/properties.go
+++ b/bazel/properties.go
@@ -814,6 +814,16 @@
 	return false
 }
 
+// HasAxisSpecificValues returns true if the attribute contains axis specific label list values from a given axis
+func (lla LabelListAttribute) HasAxisSpecificValues(axis ConfigurationAxis) bool {
+	for _, values := range lla.ConfigurableValues[axis] {
+		if !values.IsNil() {
+			return true
+		}
+	}
+	return false
+}
+
 // IsEmpty returns true if the attribute has no values under any configuration.
 func (lla LabelListAttribute) IsEmpty() bool {
 	if len(lla.Value.Includes) > 0 {
diff --git a/bp2build/aar_conversion_test.go b/bp2build/aar_conversion_test.go
index df7cced..0cda5dd 100644
--- a/bp2build/aar_conversion_test.go
+++ b/bp2build/aar_conversion_test.go
@@ -133,7 +133,41 @@
 						"exports": `[":static_import_dep"]`,
 					},
 				),
+				MakeNeverlinkDuplicateTarget("android_library", "TestImport"),
 			},
 		},
 	)
 }
+
+func TestConvertAndroidLibraryKotlin(t *testing.T) {
+	t.Helper()
+	RunBp2BuildTestCase(t, func(ctx android.RegistrationContext) {}, Bp2buildTestCase{
+		Description:                "Android Library with .kt srcs and common_srcs attribute",
+		ModuleTypeUnderTest:        "android_library",
+		ModuleTypeUnderTestFactory: java.AndroidLibraryFactory,
+		Filesystem: map[string]string{
+			"AndroidManifest.xml": "",
+		},
+		Blueprint: `
+android_library {
+        name: "TestLib",
+        srcs: ["a.java", "b.kt"],
+        common_srcs: ["c.kt"],
+}
+`,
+		ExpectedBazelTargets: []string{
+			MakeBazelTarget(
+				"android_library",
+				"TestLib",
+				AttrNameToString{
+					"srcs": `[
+        "a.java",
+        "b.kt",
+    ]`,
+					"common_srcs":    `["c.kt"]`,
+					"manifest":       `"AndroidManifest.xml"`,
+					"resource_files": `[]`,
+				}),
+			MakeNeverlinkDuplicateTarget("android_library", "TestLib"),
+		}})
+}
diff --git a/bp2build/bp2build_product_config.go b/bp2build/bp2build_product_config.go
index e343a05..3eec439 100644
--- a/bp2build/bp2build_product_config.go
+++ b/bp2build/bp2build_product_config.go
@@ -97,6 +97,8 @@
 build:android --platforms=@soong_injection//{PRODUCT_FOLDER}:{PRODUCT}-{VARIANT}
 build:linux_x86_64 --platforms=@soong_injection//{PRODUCT_FOLDER}:{PRODUCT}-{VARIANT}_linux_x86_64
 build:linux_bionic_x86_64 --platforms=@soong_injection//{PRODUCT_FOLDER}:{PRODUCT}-{VARIANT}_linux_bionic_x86_64
+build:linux_musl_x86 --platforms=@soong_injection//{PRODUCT_FOLDER}:{PRODUCT}-{VARIANT}_linux_musl_x86
+build:linux_musl_x86_64 --platforms=@soong_injection//{PRODUCT_FOLDER}:{PRODUCT}-{VARIANT}_linux_musl_x86_64
 `)),
 		newFile(
 			"product_config_platforms",
diff --git a/bp2build/cc_library_conversion_test.go b/bp2build/cc_library_conversion_test.go
index f924d00..052bc32 100644
--- a/bp2build/cc_library_conversion_test.go
+++ b/bp2build/cc_library_conversion_test.go
@@ -1806,6 +1806,11 @@
 		ModuleTypeUnderTestFactory: cc.LibraryFactory,
 		Blueprint: soongCcLibraryPreamble + `
 cc_library {
+	name: "libc_musl",
+	bazel_module: { bp2build_available: false },
+}
+
+cc_library {
     name: "target_linux_bionic_empty",
     target: {
         linux_bionic: {
@@ -1816,7 +1821,10 @@
 }
 `,
 		ExpectedBazelTargets: makeCcLibraryTargets("target_linux_bionic_empty", AttrNameToString{
-			"system_dynamic_deps": `[]`,
+			"system_dynamic_deps": `select({
+        "//build/bazel/platforms/os:linux_musl": [":libc_musl"],
+        "//conditions:default": [],
+    })`,
 		}),
 	},
 	)
@@ -1829,6 +1837,11 @@
 		ModuleTypeUnderTestFactory: cc.LibraryFactory,
 		Blueprint: soongCcLibraryPreamble + `
 cc_library {
+	name: "libc_musl",
+	bazel_module: { bp2build_available: false },
+}
+
+cc_library {
     name: "target_bionic_empty",
     target: {
         bionic: {
@@ -1839,12 +1852,68 @@
 }
 `,
 		ExpectedBazelTargets: makeCcLibraryTargets("target_bionic_empty", AttrNameToString{
-			"system_dynamic_deps": `[]`,
+			"system_dynamic_deps": `select({
+        "//build/bazel/platforms/os:linux_musl": [":libc_musl"],
+        "//conditions:default": [],
+    })`,
 		}),
 	},
 	)
 }
 
+func TestCcLibrary_SystemSharedLibsMuslEmpty(t *testing.T) {
+	runCcLibraryTestCase(t, Bp2buildTestCase{
+		Description:                "cc_library system_shared_lib empty for musl variant",
+		ModuleTypeUnderTest:        "cc_library",
+		ModuleTypeUnderTestFactory: cc.LibraryFactory,
+		Blueprint: soongCcLibraryPreamble + `
+cc_library {
+		name: "libc_musl",
+		bazel_module: { bp2build_available: false },
+}
+
+cc_library {
+    name: "target_musl_empty",
+    target: {
+        musl: {
+            system_shared_libs: [],
+        },
+    },
+    include_build_directory: false,
+}
+`,
+		ExpectedBazelTargets: makeCcLibraryTargets("target_musl_empty", AttrNameToString{
+			"system_dynamic_deps": `[]`,
+		}),
+	})
+}
+
+func TestCcLibrary_SystemSharedLibsLinuxMuslEmpty(t *testing.T) {
+	runCcLibraryTestCase(t, Bp2buildTestCase{
+		Description:                "cc_library system_shared_lib empty for linux_musl variant",
+		ModuleTypeUnderTest:        "cc_library",
+		ModuleTypeUnderTestFactory: cc.LibraryFactory,
+		Blueprint: soongCcLibraryPreamble + `
+cc_library {
+		name: "libc_musl",
+		bazel_module: { bp2build_available: false },
+}
+
+cc_library {
+    name: "target_linux_musl_empty",
+    target: {
+        linux_musl: {
+            system_shared_libs: [],
+        },
+    },
+    include_build_directory: false,
+}
+`,
+		ExpectedBazelTargets: makeCcLibraryTargets("target_linux_musl_empty", AttrNameToString{
+			"system_dynamic_deps": `[]`,
+		}),
+	})
+}
 func TestCcLibrary_SystemSharedLibsSharedAndRoot(t *testing.T) {
 	runCcLibraryTestCase(t, Bp2buildTestCase{
 		Description:                "cc_library system_shared_libs set for shared and root",
diff --git a/bp2build/cc_library_static_conversion_test.go b/bp2build/cc_library_static_conversion_test.go
index 767f4ad..d5256f6 100644
--- a/bp2build/cc_library_static_conversion_test.go
+++ b/bp2build/cc_library_static_conversion_test.go
@@ -1310,6 +1310,11 @@
 	runCcLibraryStaticTestCase(t, Bp2buildTestCase{
 		Description: "cc_library_static system_shared_lib empty for bionic variant",
 		Blueprint: soongCcLibraryStaticPreamble + `
+cc_library {
+		name: "libc_musl",
+		bazel_module: { bp2build_available: false },
+}
+
 cc_library_static {
     name: "target_bionic_empty",
     target: {
@@ -1322,7 +1327,10 @@
 `,
 		ExpectedBazelTargets: []string{
 			MakeBazelTarget("cc_library_static", "target_bionic_empty", AttrNameToString{
-				"system_dynamic_deps": `[]`,
+				"system_dynamic_deps": `select({
+        "//build/bazel/platforms/os:linux_musl": [":libc_musl"],
+        "//conditions:default": [],
+    })`,
 			}),
 		},
 	})
@@ -1336,6 +1344,11 @@
 	runCcLibraryStaticTestCase(t, Bp2buildTestCase{
 		Description: "cc_library_static system_shared_lib empty for linux_bionic variant",
 		Blueprint: soongCcLibraryStaticPreamble + `
+cc_library {
+		name: "libc_musl",
+		bazel_module: { bp2build_available: false },
+}
+
 cc_library_static {
     name: "target_linux_bionic_empty",
     target: {
@@ -1348,6 +1361,63 @@
 `,
 		ExpectedBazelTargets: []string{
 			MakeBazelTarget("cc_library_static", "target_linux_bionic_empty", AttrNameToString{
+				"system_dynamic_deps": `select({
+        "//build/bazel/platforms/os:linux_musl": [":libc_musl"],
+        "//conditions:default": [],
+    })`,
+			}),
+		},
+	})
+}
+
+func TestStaticLibrary_SystemSharedLibsMuslEmpty(t *testing.T) {
+	runCcLibraryStaticTestCase(t, Bp2buildTestCase{
+		Description: "cc_library_static system_shared_lib empty for musl variant",
+		Blueprint: soongCcLibraryStaticPreamble + `
+cc_library {
+		name: "libc_musl",
+		bazel_module: { bp2build_available: false },
+}
+
+cc_library_static {
+    name: "target_musl_empty",
+    target: {
+        musl: {
+            system_shared_libs: [],
+        },
+    },
+    include_build_directory: false,
+}
+`,
+		ExpectedBazelTargets: []string{
+			MakeBazelTarget("cc_library_static", "target_musl_empty", AttrNameToString{
+				"system_dynamic_deps": `[]`,
+			}),
+		},
+	})
+}
+
+func TestStaticLibrary_SystemSharedLibsLinuxMuslEmpty(t *testing.T) {
+	runCcLibraryStaticTestCase(t, Bp2buildTestCase{
+		Description: "cc_library_static system_shared_lib empty for linux_musl variant",
+		Blueprint: soongCcLibraryStaticPreamble + `
+cc_library {
+		name: "libc_musl",
+		bazel_module: { bp2build_available: false },
+}
+
+cc_library_static {
+    name: "target_linux_musl_empty",
+    target: {
+        linux_musl: {
+            system_shared_libs: [],
+        },
+    },
+    include_build_directory: false,
+}
+`,
+		ExpectedBazelTargets: []string{
+			MakeBazelTarget("cc_library_static", "target_linux_musl_empty", AttrNameToString{
 				"system_dynamic_deps": `[]`,
 			}),
 		},
@@ -1359,6 +1429,11 @@
 		Description: "cc_library_static system_shared_libs set for bionic variant",
 		Blueprint: soongCcLibraryStaticPreamble +
 			simpleModuleDoNotConvertBp2build("cc_library", "libc") + `
+cc_library {
+	name: "libc_musl",
+	bazel_module: { bp2build_available: false },
+}
+
 cc_library_static {
     name: "target_bionic",
     target: {
@@ -1374,6 +1449,7 @@
 				"system_dynamic_deps": `select({
         "//build/bazel/platforms/os:android": [":libc"],
         "//build/bazel/platforms/os:linux_bionic": [":libc"],
+        "//build/bazel/platforms/os:linux_musl": [":libc_musl"],
         "//conditions:default": [],
     })`,
 			}),
@@ -1387,6 +1463,11 @@
 		Blueprint: soongCcLibraryStaticPreamble +
 			simpleModuleDoNotConvertBp2build("cc_library", "libc") +
 			simpleModuleDoNotConvertBp2build("cc_library", "libm") + `
+cc_library {
+	name: "libc_musl",
+	bazel_module: { bp2build_available: false },
+}
+
 cc_library_static {
     name: "target_linux_bionic",
     system_shared_libs: ["libc"],
@@ -1402,6 +1483,7 @@
 			MakeBazelTarget("cc_library_static", "target_linux_bionic", AttrNameToString{
 				"system_dynamic_deps": `[":libc"] + select({
         "//build/bazel/platforms/os:linux_bionic": [":libm"],
+        "//build/bazel/platforms/os:linux_musl": [":libc_musl"],
         "//conditions:default": [],
     })`,
 			}),
diff --git a/bp2build/conversion.go b/bp2build/conversion.go
index e53f29e..c43fbd8 100644
--- a/bp2build/conversion.go
+++ b/bp2build/conversion.go
@@ -6,6 +6,7 @@
 	"strings"
 
 	"android/soong/android"
+	"android/soong/cc"
 	cc_config "android/soong/cc/config"
 	java_config "android/soong/java/config"
 
@@ -28,7 +29,8 @@
 	files = append(files, newFile("android", "constants.bzl", android.BazelCcToolchainVars(cfg)))
 
 	files = append(files, newFile("cc_toolchain", GeneratedBuildFileName, "")) // Creates a //cc_toolchain package.
-	files = append(files, newFile("cc_toolchain", "constants.bzl", cc_config.BazelCcToolchainVars(cfg)))
+	files = append(files, newFile("cc_toolchain", "config_constants.bzl", cc_config.BazelCcToolchainVars(cfg)))
+	files = append(files, newFile("cc_toolchain", "sanitizer_constants.bzl", cc.BazelCcSanitizerToolchainVars(cfg)))
 
 	files = append(files, newFile("java_toolchain", GeneratedBuildFileName, "")) // Creates a //java_toolchain package.
 	files = append(files, newFile("java_toolchain", "constants.bzl", java_config.BazelJavaToolchainVars(cfg)))
diff --git a/bp2build/conversion_test.go b/bp2build/conversion_test.go
index 43daddc..b9c06bc 100644
--- a/bp2build/conversion_test.go
+++ b/bp2build/conversion_test.go
@@ -101,7 +101,11 @@
 		},
 		{
 			dir:      "cc_toolchain",
-			basename: "constants.bzl",
+			basename: "config_constants.bzl",
+		},
+		{
+			dir:      "cc_toolchain",
+			basename: "sanitizer_constants.bzl",
 		},
 		{
 			dir:      "java_toolchain",
diff --git a/bp2build/symlink_forest.go b/bp2build/symlink_forest.go
index 667b952..37188f1 100644
--- a/bp2build/symlink_forest.go
+++ b/bp2build/symlink_forest.go
@@ -22,6 +22,7 @@
 	"os"
 	"path/filepath"
 	"regexp"
+	"sort"
 	"sync"
 	"sync/atomic"
 
@@ -275,14 +276,17 @@
 		}
 	}
 
-	allEntries := make(map[string]struct{})
+	allEntries := make([]string, 0, len(srcDirMap)+len(buildFilesMap))
 	for n := range srcDirMap {
-		allEntries[n] = struct{}{}
+		allEntries = append(allEntries, n)
 	}
-
 	for n := range buildFilesMap {
-		allEntries[n] = struct{}{}
+		if _, ok := srcDirMap[n]; !ok {
+			allEntries = append(allEntries, n)
+		}
 	}
+	// Tests read the error messages generated, so ensure their order is deterministic
+	sort.Strings(allEntries)
 
 	err := os.MkdirAll(shared.JoinPath(context.topdir, forestDir), 0777)
 	if err != nil {
@@ -291,7 +295,7 @@
 	}
 	context.mkdirCount.Add(1)
 
-	for f := range allEntries {
+	for _, f := range allEntries {
 		if f[0] == '.' {
 			continue // Ignore dotfiles
 		}
diff --git a/cc/Android.bp b/cc/Android.bp
index 8860f78..5fd9afe 100644
--- a/cc/Android.bp
+++ b/cc/Android.bp
@@ -52,7 +52,6 @@
         "vndk.go",
         "vndk_prebuilt.go",
 
-        "cflag_artifacts.go",
         "cmakelists.go",
         "compdb.go",
         "compiler.go",
diff --git a/cc/bp2build.go b/cc/bp2build.go
index 6f97260..aea1fa1 100644
--- a/cc/bp2build.go
+++ b/cc/bp2build.go
@@ -813,6 +813,8 @@
 	features := compilerAttrs.features.Clone().Append(linkerAttrs.features).Append(bp2buildSanitizerFeatures(ctx, module))
 	features.DeduplicateAxesFromBase()
 
+	addMuslSystemDynamicDeps(ctx, linkerAttrs)
+
 	return baseAttributes{
 		compilerAttrs,
 		linkerAttrs,
@@ -823,6 +825,16 @@
 	}
 }
 
+// As a workaround for b/261657184, we are manually adding the default value
+// of system_dynamic_deps for the linux_musl os.
+// TODO: Solve this properly
+func addMuslSystemDynamicDeps(ctx android.Bp2buildMutatorContext, attrs linkerAttributes) {
+	systemDynamicDeps := attrs.systemDynamicDeps.SelectValue(bazel.OsConfigurationAxis, "linux_musl")
+	if attrs.systemDynamicDeps.HasAxisSpecificValues(bazel.OsConfigurationAxis) && systemDynamicDeps.IsNil() {
+		attrs.systemDynamicDeps.SetSelectValue(bazel.OsConfigurationAxis, "linux_musl", android.BazelLabelForModuleDeps(ctx, config.MuslDefaultSharedLibraries))
+	}
+}
+
 type fdoProfileAttributes struct {
 	Absolute_path_profile string
 }
diff --git a/cc/builder.go b/cc/builder.go
index 0629406..fef00d4 100644
--- a/cc/builder.go
+++ b/cc/builder.go
@@ -519,6 +519,13 @@
 	cppflags += " ${config.NoOverrideGlobalCflags}"
 	toolingCppflags += " ${config.NoOverrideGlobalCflags}"
 
+	if flags.toolchain.Is64Bit() {
+		cflags += " ${config.NoOverride64GlobalCflags}"
+		toolingCflags += " ${config.NoOverride64GlobalCflags}"
+		cppflags += " ${config.NoOverride64GlobalCflags}"
+		toolingCppflags += " ${config.NoOverride64GlobalCflags}"
+	}
+
 	modulePath := android.PathForModuleSrc(ctx).String()
 	if android.IsThirdPartyPath(modulePath) {
 		cflags += " ${config.NoOverrideExternalGlobalCflags}"
diff --git a/cc/cc.go b/cc/cc.go
index cb425c3..b194360 100644
--- a/cc/cc.go
+++ b/cc/cc.go
@@ -1859,6 +1859,10 @@
 var (
 	mixedBuildSupportedCcTest = []string{
 		"adbd_test",
+		"adb_crypto_test",
+		"adb_pairing_auth_test",
+		"adb_pairing_connection_test",
+		"adb_tls_connection_test",
 	}
 )
 
diff --git a/cc/cc_test.go b/cc/cc_test.go
index 6dfd395..8293f2d 100644
--- a/cc/cc_test.go
+++ b/cc/cc_test.go
@@ -4483,6 +4483,39 @@
 
 }
 
+func TestAddnoOverride64GlobalCflags(t *testing.T) {
+	t.Parallel()
+	ctx := testCc(t, `
+		cc_library_shared {
+			name: "libclient",
+			srcs: ["foo.c"],
+			shared_libs: ["libfoo#1"],
+		}
+
+		cc_library_shared {
+			name: "libfoo",
+			srcs: ["foo.c"],
+			shared_libs: ["libbar"],
+			export_shared_lib_headers: ["libbar"],
+			stubs: {
+				symbol_file: "foo.map.txt",
+				versions: ["1", "2", "3"],
+			},
+		}
+
+		cc_library_shared {
+			name: "libbar",
+			export_include_dirs: ["include/libbar"],
+			srcs: ["foo.c"],
+		}`)
+
+	cFlags := ctx.ModuleForTests("libclient", "android_arm64_armv8-a_shared").Rule("cc").Args["cFlags"]
+
+	if !strings.Contains(cFlags, "${config.NoOverride64GlobalCflags}") {
+		t.Errorf("expected %q in cflags, got %q", "${config.NoOverride64GlobalCflags}", cFlags)
+	}
+}
+
 func TestCcBuildBrokenClangProperty(t *testing.T) {
 	t.Parallel()
 	tests := []struct {
diff --git a/cc/cflag_artifacts.go b/cc/cflag_artifacts.go
deleted file mode 100644
index 25a7a43..0000000
--- a/cc/cflag_artifacts.go
+++ /dev/null
@@ -1,101 +0,0 @@
-package cc
-
-import (
-	"fmt"
-	"sort"
-	"strings"
-
-	"android/soong/android"
-)
-
-func init() {
-	android.RegisterSingletonType("cflag_artifacts_text", cflagArtifactsTextFactory)
-}
-
-func cflagArtifactsTextFactory() android.Singleton {
-	return &cflagArtifactsText{}
-}
-
-var (
-	TrackedCFlags = []string{
-		"-Wall",
-		"-Werror",
-		"-Wextra",
-		"-Wthread-safety",
-		"-O3",
-	}
-
-	TrackedCFlagsDir = []string{
-		"device/google/",
-		"vendor/google/",
-	}
-)
-
-// Stores output files.
-type cflagArtifactsText struct {
-	outputs android.WritablePaths
-}
-
-// allowedDir verifies if the directory/project is part of the TrackedCFlagsDir
-// filter.
-func allowedDir(subdir string) bool {
-	subdir += "/"
-	return android.HasAnyPrefix(subdir, TrackedCFlagsDir)
-}
-
-// GenCFlagArtifact is used to generate the build rules which produce a file
-// that contains a list of all modules using/not using a particular cflag
-func (s *cflagArtifactsText) GenCFlagArtifact(ctx android.SingletonContext,
-	flag string, modulesUsing, modulesNotUsing []string) {
-
-	filename := "module_cflags" + flag + ".txt"
-	filepath := android.PathForOutput(ctx, "cflags", filename)
-
-	lines := make([]string, 0, 2+len(modulesUsing)+len(modulesNotUsing))
-	lines = append(lines, "# Modules using "+flag)
-	lines = append(lines, modulesUsing...)
-	lines = append(lines, "# Modules not using "+flag)
-	lines = append(lines, modulesNotUsing...)
-
-	android.WriteFileRule(ctx, filepath, strings.Join(lines, "\n"))
-	s.outputs = append(s.outputs, filepath)
-}
-
-func (s *cflagArtifactsText) GenerateBuildActions(ctx android.SingletonContext) {
-	modulesWithCFlag := make(map[string][]string)
-
-	// Scan through all modules, selecting the ones that are part of the filter,
-	// and then storing into a map which tracks whether or not tracked C flag is
-	// used or not.
-	ctx.VisitAllModules(func(module android.Module) {
-		if ccModule, ok := module.(*Module); ok {
-			if allowedDir(ctx.ModuleDir(ccModule)) {
-				cflags := ccModule.flags.Local.CFlags
-				cppflags := ccModule.flags.Local.CppFlags
-				module := fmt.Sprintf("%s:%s (%s)",
-					ctx.BlueprintFile(ccModule),
-					ctx.ModuleName(ccModule),
-					ctx.ModuleSubDir(ccModule))
-				for _, flag := range TrackedCFlags {
-					if inList(flag, cflags) || inList(flag, cppflags) {
-						modulesWithCFlag[flag] = append(modulesWithCFlag[flag], module)
-					} else {
-						modulesWithCFlag["!"+flag] = append(modulesWithCFlag["!"+flag], module)
-					}
-				}
-			}
-		}
-	})
-
-	// Traversing map and setting up rules to produce intermediary files which
-	// contain parts of each expected C Flag artifact.
-	for _, flag := range TrackedCFlags {
-		sort.Strings(modulesWithCFlag[flag])
-		sort.Strings(modulesWithCFlag["!"+flag])
-		s.GenCFlagArtifact(ctx, flag, modulesWithCFlag[flag], modulesWithCFlag["!"+flag])
-	}
-}
-
-func (s *cflagArtifactsText) MakeVars(ctx android.MakeVarsContext) {
-	ctx.Strict("SOONG_MODULES_CFLAG_ARTIFACTS", strings.Join(s.outputs.Strings(), " "))
-}
diff --git a/cc/compiler.go b/cc/compiler.go
index a751754..88985b6 100644
--- a/cc/compiler.go
+++ b/cc/compiler.go
@@ -416,11 +416,6 @@
 
 	if ctx.apexVariationName() != "" {
 		flags.Global.CommonFlags = append(flags.Global.CommonFlags, "-D__ANDROID_APEX__")
-		if ctx.Device() {
-			flags.Global.CommonFlags = append(flags.Global.CommonFlags,
-				fmt.Sprintf("-D__ANDROID_APEX_MIN_SDK_VERSION__=%d",
-					ctx.apexSdkVersion().FinalOrFutureInt()))
-		}
 	}
 
 	if ctx.Target().NativeBridge == android.NativeBridgeEnabled {
diff --git a/cc/config/global.go b/cc/config/global.go
index 811e86e..2205c9e 100644
--- a/cc/config/global.go
+++ b/cc/config/global.go
@@ -247,6 +247,8 @@
 		"-Wno-error=enum-constexpr-conversion",               // http://b/243964282
 	}
 
+	noOverride64GlobalCflags = []string{}
+
 	noOverrideExternalGlobalCflags = []string{
 		// http://b/148815709
 		"-Wno-sizeof-array-div",
@@ -384,12 +386,26 @@
 		return strings.Join(deviceGlobalCflags, " ")
 	})
 
-	// Export the static default NoOverrideGlobalCflags to Bazel.
+	// Export the static default NoOverrideGlobalCflags and NoOverride64GlobalCflags to Bazel.
 	exportedVars.ExportStringList("NoOverrideGlobalCflags", noOverrideGlobalCflags)
+	exportedVars.ExportStringList("NoOverride64GlobalCflags", noOverride64GlobalCflags)
 	pctx.VariableFunc("NoOverrideGlobalCflags", func(ctx android.PackageVarContext) string {
 		flags := noOverrideGlobalCflags
 		if ctx.Config().IsEnvTrue("LLVM_NEXT") {
 			flags = append(noOverrideGlobalCflags, llvmNextExtraCommonGlobalCflags...)
+			if ctx.Config().Android64() {
+				flags = append(noOverride64GlobalCflags)
+			}
+		}
+		return strings.Join(flags, " ")
+	})
+
+	// Export the static default NoOverride64GlobalCflags to Bazel.
+	exportedVars.ExportStringList("NoOverride64GlobalCflags", noOverride64GlobalCflags)
+	pctx.VariableFunc("NoOverride64GlobalCflags", func(ctx android.PackageVarContext) string {
+		flags := noOverride64GlobalCflags
+		if ctx.Config().IsEnvTrue("LLVM_NEXT") && ctx.Config().Android64() {
+			flags = append(noOverride64GlobalCflags, llvmNextExtraCommonGlobalCflags...)
 		}
 		return strings.Join(flags, " ")
 	})
diff --git a/cc/config/x86_linux_host.go b/cc/config/x86_linux_host.go
index 740405e..93aa82e 100644
--- a/cc/config/x86_linux_host.go
+++ b/cc/config/x86_linux_host.go
@@ -112,7 +112,7 @@
 	muslCrtBeginSharedBinary, muslCrtEndSharedBinary   = []string{"libc_musl_crtbegin_dynamic"}, []string{"libc_musl_crtend"}
 	muslCrtBeginSharedLibrary, muslCrtEndSharedLibrary = []string{"libc_musl_crtbegin_so"}, []string{"libc_musl_crtend_so"}
 
-	muslDefaultSharedLibraries = []string{"libc_musl"}
+	MuslDefaultSharedLibraries = []string{"libc_musl"}
 )
 
 const (
@@ -331,7 +331,7 @@
 func (toolchainMusl) CrtEndSharedBinary() []string    { return muslCrtEndSharedBinary }
 func (toolchainMusl) CrtEndSharedLibrary() []string   { return muslCrtEndSharedLibrary }
 
-func (toolchainMusl) DefaultSharedLibraries() []string { return muslDefaultSharedLibraries }
+func (toolchainMusl) DefaultSharedLibraries() []string { return MuslDefaultSharedLibraries }
 
 func (toolchainMusl) Cflags() string {
 	return "${config.LinuxMuslCflags}"
diff --git a/cc/library.go b/cc/library.go
index 8fd0019..1291f5c 100644
--- a/cc/library.go
+++ b/cc/library.go
@@ -1239,6 +1239,10 @@
 		// b/239274367 --apex and --systemapi filters symbols tagged with # apex and #
 		// systemapi, respectively. The former is for symbols defined in platform libraries
 		// and the latter is for symbols defined in APEXes.
+		// A single library can contain either # apex or # systemapi, but not both.
+		// The stub generator (ndkstubgen) is additive, so passing _both_ of these to it should be a no-op.
+		// However, having this distinction helps guard accidental
+		// promotion or demotion of API and also helps the API review process b/191371676
 		var flag string
 		if ctx.Module().(android.ApexModule).NotInPlatform() {
 			flag = "--apex"
diff --git a/cc/library_stub.go b/cc/library_stub.go
index d21df51..08a5eb6 100644
--- a/cc/library_stub.go
+++ b/cc/library_stub.go
@@ -205,6 +205,14 @@
 				d.libraryDecorator.flagExporter.Properties.Export_include_dirs = append(
 					d.libraryDecorator.flagExporter.Properties.Export_include_dirs,
 					variantMod.exportProperties.Export_include_dirs...)
+
+				// Export headers as system include dirs if specified. Mostly for libc
+				if Bool(variantMod.exportProperties.Export_headers_as_system) {
+					d.libraryDecorator.flagExporter.Properties.Export_system_include_dirs = append(
+						d.libraryDecorator.flagExporter.Properties.Export_system_include_dirs,
+						d.libraryDecorator.flagExporter.Properties.Export_include_dirs...)
+					d.libraryDecorator.flagExporter.Properties.Export_include_dirs = nil
+				}
 			}
 		}
 	}
diff --git a/cc/makevars.go b/cc/makevars.go
index c70d4a6..6c3f551 100644
--- a/cc/makevars.go
+++ b/cc/makevars.go
@@ -93,6 +93,7 @@
 
 	ctx.Strict("CLANG_EXTERNAL_CFLAGS", "${config.ExternalCflags}")
 	ctx.Strict("GLOBAL_CLANG_CFLAGS_NO_OVERRIDE", "${config.NoOverrideGlobalCflags}")
+	ctx.Strict("GLOBAL_CLANG_CFLAGS_64_NO_OVERRIDE", "${config.NoOverride64GlobalCflags}")
 	ctx.Strict("GLOBAL_CLANG_CPPFLAGS_NO_OVERRIDE", "")
 	ctx.Strict("GLOBAL_CLANG_EXTERNAL_CFLAGS_NO_OVERRIDE", "${config.NoOverrideExternalGlobalCflags}")
 
diff --git a/cc/sanitize.go b/cc/sanitize.go
index 8e2d161..c61e5e4 100644
--- a/cc/sanitize.go
+++ b/cc/sanitize.go
@@ -78,6 +78,9 @@
 	hwasanGlobalOptions = []string{"heap_history_size=1023", "stack_history_size=512",
 		"export_memory_stats=0", "max_malloc_fill_size=4096", "malloc_fill_byte=0"}
 	memtagStackCommonFlags = []string{"-march=armv8-a+memtag"}
+
+	hostOnlySanitizeFlags   = []string{"-fno-sanitize-recover=all"}
+	deviceOnlySanitizeFlags = []string{"-fsanitize-trap=all", "-ftrap-function=abort"}
 )
 
 type SanitizerType int
@@ -379,7 +382,12 @@
 
 var _ android.SkipApexAllowedDependenciesCheck = (*libraryDependencyTag)(nil)
 
+var exportedVars = android.NewExportedVariables(pctx)
+
 func init() {
+	exportedVars.ExportStringListStaticVariable("HostOnlySanitizeFlags", hostOnlySanitizeFlags)
+	exportedVars.ExportStringList("DeviceOnlySanitizeFlags", deviceOnlySanitizeFlags)
+
 	android.RegisterMakeVarsProvider(pctx, cfiMakeVarsProvider)
 	android.RegisterMakeVarsProvider(pctx, hwasanMakeVarsProvider)
 }
@@ -869,9 +877,9 @@
 			// When fuzzing, we wish to crash with diagnostics on any bug.
 			flags.Local.CFlags = append(flags.Local.CFlags, "-fno-sanitize-trap=all", "-fno-sanitize-recover=all")
 		} else if ctx.Host() {
-			flags.Local.CFlags = append(flags.Local.CFlags, "-fno-sanitize-recover=all")
+			flags.Local.CFlags = append(flags.Local.CFlags, hostOnlySanitizeFlags...)
 		} else {
-			flags.Local.CFlags = append(flags.Local.CFlags, "-fsanitize-trap=all", "-ftrap-function=abort")
+			flags.Local.CFlags = append(flags.Local.CFlags, deviceOnlySanitizeFlags...)
 		}
 
 		if enableMinimalRuntime(s) {
@@ -1787,3 +1795,7 @@
 func hwasanMakeVarsProvider(ctx android.MakeVarsContext) {
 	hwasanStaticLibs(ctx.Config()).exportToMake(ctx)
 }
+
+func BazelCcSanitizerToolchainVars(config android.Config) string {
+	return android.BazelToolchainVars(config, exportedVars)
+}
diff --git a/java/aar.go b/java/aar.go
index 60b0436..a483e13 100644
--- a/java/aar.go
+++ b/java/aar.go
@@ -651,6 +651,8 @@
 	// Functionality common to Module and Import.
 	embeddableInModuleAndImport
 
+	providesTransitiveHeaderJars
+
 	properties AARImportProperties
 
 	classpathFile         android.WritablePath
@@ -897,8 +899,11 @@
 		a.assetsPackage = mergedAssets
 	}
 
+	a.collectTransitiveHeaderJars(ctx)
 	ctx.SetProvider(JavaInfoProvider, JavaInfo{
 		HeaderJars:                     android.PathsIfNonNil(a.classpathFile),
+		TransitiveLibsHeaderJars:       a.transitiveLibsHeaderJars,
+		TransitiveStaticLibsHeaderJars: a.transitiveStaticLibsHeaderJars,
 		ImplementationAndResourcesJars: android.PathsIfNonNil(a.classpathFile),
 		ImplementationJars:             android.PathsIfNonNil(a.classpathFile),
 	})
@@ -1041,6 +1046,21 @@
 		},
 	)
 
+	neverlink := true
+	ctx.CreateBazelTargetModule(
+		bazel.BazelTargetModuleProperties{
+			Rule_class:        "android_library",
+			Bzl_load_location: "//build/bazel/rules/android:rules.bzl",
+		},
+		android.CommonAttributes{Name: name + "-neverlink"},
+		&bazelAndroidLibrary{
+			javaLibraryAttributes: &javaLibraryAttributes{
+				Neverlink: bazel.BoolAttribute{Value: &neverlink},
+				Exports:   bazel.MakeSingleLabelListAttribute(bazel.Label{Label: ":" + name}),
+			},
+		},
+	)
+
 }
 
 func (a *AndroidLibrary) ConvertWithBp2build(ctx android.TopDownMutatorContext) {
@@ -1054,6 +1074,10 @@
 		ctx.ModuleErrorf("Module has direct dependencies but no sources. Bazel will not allow this.")
 	}
 
+	if len(a.properties.Common_srcs) != 0 {
+		commonAttrs.Common_srcs = bazel.MakeLabelListAttribute(android.BazelLabelForModuleSrc(ctx, a.properties.Common_srcs))
+	}
+
 	name := a.Name()
 	props := bazel.BazelTargetModuleProperties{
 		Rule_class:        "android_library",
diff --git a/java/app.go b/java/app.go
index 98c31bc..4d9c407 100755
--- a/java/app.go
+++ b/java/app.go
@@ -1312,6 +1312,9 @@
 			ctx.AddVariationDependencies(nil, usesLibCompat28OptTag, dexpreopt.OptionalCompatUsesLibs28...)
 			ctx.AddVariationDependencies(nil, usesLibCompat30OptTag, dexpreopt.OptionalCompatUsesLibs30...)
 		}
+	} else {
+		ctx.AddVariationDependencies(nil, r8LibraryJarTag, u.usesLibraryProperties.Uses_libs...)
+		ctx.AddVariationDependencies(nil, r8LibraryJarTag, u.presentOptionalUsesLibs(ctx)...)
 	}
 }
 
diff --git a/java/base.go b/java/base.go
index 84fda37..cce06a4 100644
--- a/java/base.go
+++ b/java/base.go
@@ -1583,6 +1583,8 @@
 
 	ctx.SetProvider(JavaInfoProvider, JavaInfo{
 		HeaderJars:                     android.PathsIfNonNil(j.headerJarFile),
+		TransitiveLibsHeaderJars:       j.transitiveLibsHeaderJars,
+		TransitiveStaticLibsHeaderJars: j.transitiveStaticLibsHeaderJars,
 		ImplementationAndResourcesJars: android.PathsIfNonNil(j.implementationAndResourcesJar),
 		ImplementationJars:             android.PathsIfNonNil(j.implementationJarFile),
 		ResourceJars:                   android.PathsIfNonNil(j.resourceJar),
@@ -1719,6 +1721,52 @@
 	return instrumentedJar
 }
 
+type providesTransitiveHeaderJars struct {
+	// set of header jars for all transitive libs deps
+	transitiveLibsHeaderJars *android.DepSet
+	// set of header jars for all transitive static libs deps
+	transitiveStaticLibsHeaderJars *android.DepSet
+}
+
+func (j *providesTransitiveHeaderJars) TransitiveLibsHeaderJars() *android.DepSet {
+	return j.transitiveLibsHeaderJars
+}
+
+func (j *providesTransitiveHeaderJars) TransitiveStaticLibsHeaderJars() *android.DepSet {
+	return j.transitiveStaticLibsHeaderJars
+}
+
+func (j *providesTransitiveHeaderJars) collectTransitiveHeaderJars(ctx android.ModuleContext) {
+	directLibs := android.Paths{}
+	directStaticLibs := android.Paths{}
+	transitiveLibs := []*android.DepSet{}
+	transitiveStaticLibs := []*android.DepSet{}
+	ctx.VisitDirectDeps(func(module android.Module) {
+		// don't add deps of the prebuilt version of the same library
+		if ctx.ModuleName() == android.RemoveOptionalPrebuiltPrefix(module.Name()) {
+			return
+		}
+
+		dep := ctx.OtherModuleProvider(module, JavaInfoProvider).(JavaInfo)
+		if dep.TransitiveLibsHeaderJars != nil {
+			transitiveLibs = append(transitiveLibs, dep.TransitiveLibsHeaderJars)
+		}
+		if dep.TransitiveStaticLibsHeaderJars != nil {
+			transitiveStaticLibs = append(transitiveStaticLibs, dep.TransitiveStaticLibsHeaderJars)
+		}
+
+		tag := ctx.OtherModuleDependencyTag(module)
+		_, isUsesLibDep := tag.(usesLibraryDependencyTag)
+		if tag == libTag || tag == r8LibraryJarTag || isUsesLibDep {
+			directLibs = append(directLibs, dep.HeaderJars...)
+		} else if tag == staticLibTag {
+			directStaticLibs = append(directStaticLibs, dep.HeaderJars...)
+		}
+	})
+	j.transitiveLibsHeaderJars = android.NewDepSet(android.POSTORDER, directLibs, transitiveLibs)
+	j.transitiveStaticLibsHeaderJars = android.NewDepSet(android.POSTORDER, directStaticLibs, transitiveStaticLibs)
+}
+
 func (j *Module) HeaderJars() android.Paths {
 	if j.headerJarFile == nil {
 		return nil
@@ -1947,6 +1995,7 @@
 
 	sdkLinkType, _ := j.getSdkLinkType(ctx, ctx.ModuleName())
 
+	j.collectTransitiveHeaderJars(ctx)
 	ctx.VisitDirectDeps(func(module android.Module) {
 		otherName := ctx.OtherModuleName(module)
 		tag := ctx.OtherModuleDependencyTag(module)
diff --git a/java/core-libraries/Android.bp b/java/core-libraries/Android.bp
index 4fb1d76..b9332dd 100644
--- a/java/core-libraries/Android.bp
+++ b/java/core-libraries/Android.bp
@@ -63,11 +63,6 @@
         // This one is not on device but it's needed when javac compiles code
         // containing lambdas.
         "core-lambda-stubs-for-system-modules",
-        // This one is not on device but it's needed when javac compiles code
-        // containing @Generated annotations produced by some code generation
-        // tools.
-        // See http://b/123891440.
-        "core-generated-annotation-stubs",
     ],
     sdk_version: "none",
     system_modules: "none",
@@ -148,11 +143,6 @@
         // This one is not on device but it's needed when javac compiles code
         // containing lambdas.
         "core-lambda-stubs-for-system-modules",
-        // This one is not on device but it's needed when javac compiles code
-        // containing @Generated annotations produced by some code generation
-        // tools.
-        // See http://b/123891440.
-        "core-generated-annotation-stubs",
     ],
     sdk_version: "none",
     system_modules: "none",
@@ -278,11 +268,6 @@
         // This one is not on device but it's needed when javac compiles code
         // containing lambdas.
         "core-lambda-stubs-for-system-modules",
-        // This one is not on device but it's needed when javac compiles code
-        // containing @Generated annotations produced by some code generation
-        // tools.
-        // See http://b/123891440.
-        "core-generated-annotation-stubs",
     ],
 }
 
@@ -294,11 +279,6 @@
         // This one is not on device but it's needed when javac compiles code
         // containing lambdas.
         "core-lambda-stubs-for-system-modules",
-        // This one is not on device but it's needed when javac compiles code
-        // containing @Generated annotations produced by some code generation
-        // tools.
-        // See http://b/123891440.
-        "core-generated-annotation-stubs",
     ],
 }
 
@@ -322,11 +302,6 @@
         // This one is not on device but it's needed when javac compiles code
         // containing lambdas.
         "core-lambda-stubs-for-system-modules",
-        // This one is not on device but it's needed when javac compiles code
-        // containing @Generated annotations produced by some code generation
-        // tools.
-        // See http://b/123891440.
-        "core-generated-annotation-stubs",
 
         // Ensure that core libraries that depend on the public API can access
         // the UnsupportedAppUsage, CorePlatformApi and IntraCoreApi
diff --git a/java/dex.go b/java/dex.go
index bf498b4..b6fe109 100644
--- a/java/dex.go
+++ b/java/dex.go
@@ -22,6 +22,7 @@
 	"github.com/google/blueprint/proptools"
 
 	"android/soong/android"
+	"android/soong/java/config"
 	"android/soong/remoteexec"
 )
 
@@ -91,6 +92,8 @@
 	proguardDictionary     android.OptionalPath
 	proguardConfiguration  android.OptionalPath
 	proguardUsageZip       android.OptionalPath
+
+	providesTransitiveHeaderJars
 }
 
 func (d *dexer) effectiveOptimizeEnabled() bool {
@@ -251,12 +254,37 @@
 	})
 
 	r8Flags = append(r8Flags, proguardRaiseDeps.FormJavaClassPath("-libraryjars"))
-	r8Flags = append(r8Flags, flags.bootClasspath.FormJavaClassPath("-libraryjars"))
-	r8Flags = append(r8Flags, flags.dexClasspath.FormJavaClassPath("-libraryjars"))
-
 	r8Deps = append(r8Deps, proguardRaiseDeps...)
+	r8Flags = append(r8Flags, flags.bootClasspath.FormJavaClassPath("-libraryjars"))
 	r8Deps = append(r8Deps, flags.bootClasspath...)
+	r8Flags = append(r8Flags, flags.dexClasspath.FormJavaClassPath("-libraryjars"))
 	r8Deps = append(r8Deps, flags.dexClasspath...)
+	r8Flags = append(r8Flags, flags.processorPath.FormJavaClassPath("-libraryjars"))
+	r8Deps = append(r8Deps, flags.processorPath...)
+
+	errorProneClasspath := classpath(android.PathsForSource(ctx, config.ErrorProneClasspath))
+	r8Flags = append(r8Flags, errorProneClasspath.FormJavaClassPath("-libraryjars"))
+	r8Deps = append(r8Deps, errorProneClasspath...)
+
+	transitiveStaticLibsLookupMap := map[android.Path]bool{}
+	if d.transitiveStaticLibsHeaderJars != nil {
+		for _, jar := range d.transitiveStaticLibsHeaderJars.ToList() {
+			transitiveStaticLibsLookupMap[jar] = true
+		}
+	}
+	transitiveHeaderJars := android.Paths{}
+	if d.transitiveLibsHeaderJars != nil {
+		for _, jar := range d.transitiveLibsHeaderJars.ToList() {
+			if _, ok := transitiveStaticLibsLookupMap[jar]; ok {
+				// don't include a lib if it is already packaged in the current JAR as a static lib
+				continue
+			}
+			transitiveHeaderJars = append(transitiveHeaderJars, jar)
+		}
+	}
+	transitiveClasspath := classpath(transitiveHeaderJars)
+	r8Flags = append(r8Flags, transitiveClasspath.FormJavaClassPath("-libraryjars"))
+	r8Deps = append(r8Deps, transitiveClasspath...)
 
 	flagFiles := android.Paths{
 		android.PathForSource(ctx, "build/make/core/proguard.flags"),
diff --git a/java/dex_test.go b/java/dex_test.go
index fc6cd0f..dc85f9e 100644
--- a/java/dex_test.go
+++ b/java/dex_test.go
@@ -18,6 +18,8 @@
 	"testing"
 
 	"android/soong/android"
+
+	"github.com/google/blueprint/proptools"
 )
 
 func TestR8(t *testing.T) {
@@ -74,7 +76,7 @@
 
 	android.AssertStringDoesContain(t, "expected lib header jar in app r8 classpath",
 		appR8.Args["r8Flags"], libHeader.String())
-	android.AssertStringDoesNotContain(t, "expected no  static_lib header jar in app javac classpath",
+	android.AssertStringDoesNotContain(t, "expected no static_lib header jar in app r8 classpath",
 		appR8.Args["r8Flags"], staticLibHeader.String())
 	android.AssertStringDoesContain(t, "expected -ignorewarnings in app r8 flags",
 		appR8.Args["r8Flags"], "-ignorewarnings")
@@ -86,6 +88,174 @@
 		corePlatformAppR8.Args["r8Flags"], "--android-platform-build")
 }
 
+func TestR8TransitiveDeps(t *testing.T) {
+	bp := `
+		override_android_app {
+			name: "override_app",
+			base: "app",
+		}
+
+		android_app {
+			name: "app",
+			srcs: ["foo.java"],
+			libs: [
+				"lib",
+				"uses_libs_dep_import",
+			],
+			static_libs: [
+				"static_lib",
+				"repeated_dep",
+			],
+			platform_apis: true,
+		}
+
+		java_library {
+			name: "static_lib",
+			srcs: ["foo.java"],
+		}
+
+		java_library {
+			name: "lib",
+			libs: [
+				"transitive_lib",
+				"repeated_dep",
+				"prebuilt_lib",
+			],
+			static_libs: ["transitive_static_lib"],
+			srcs: ["foo.java"],
+		}
+
+		java_library {
+			name: "repeated_dep",
+			srcs: ["foo.java"],
+		}
+
+		java_library {
+			name: "transitive_static_lib",
+			srcs: ["foo.java"],
+		}
+
+		java_library {
+			name: "transitive_lib",
+			srcs: ["foo.java"],
+			libs: ["transitive_lib_2"],
+		}
+
+		java_library {
+			name: "transitive_lib_2",
+			srcs: ["foo.java"],
+		}
+
+		java_import {
+			name: "lib",
+			jars: ["lib.jar"],
+		}
+
+		java_library {
+			name: "uses_lib",
+			srcs: ["foo.java"],
+		}
+
+		java_library {
+			name: "optional_uses_lib",
+			srcs: ["foo.java"],
+		}
+
+		android_library {
+			name: "uses_libs_dep",
+			uses_libs: ["uses_lib"],
+			optional_uses_libs: ["optional_uses_lib"],
+		}
+
+		android_library_import {
+			name: "uses_libs_dep_import",
+			aars: ["aar.aar"],
+			static_libs: ["uses_libs_dep"],
+		}
+	`
+
+	testcases := []struct {
+		name      string
+		unbundled bool
+	}{
+		{
+			name:      "non-unbundled build",
+			unbundled: false,
+		},
+		{
+			name:      "unbundled build",
+			unbundled: true,
+		},
+	}
+
+	for _, tc := range testcases {
+		t.Run(tc.name, func(t *testing.T) {
+			fixturePreparer := PrepareForTestWithJavaDefaultModulesWithoutFakeDex2oatd
+			if tc.unbundled {
+				fixturePreparer = android.GroupFixturePreparers(
+					fixturePreparer,
+					android.FixtureModifyProductVariables(
+						func(variables android.FixtureProductVariables) {
+							variables.Unbundled_build = proptools.BoolPtr(true)
+						},
+					),
+				)
+			}
+			result := fixturePreparer.RunTestWithBp(t, bp)
+
+			getHeaderJar := func(name string) android.Path {
+				mod := result.ModuleForTests(name, "android_common")
+				return mod.Output("turbine-combined/" + name + ".jar").Output
+			}
+
+			appR8 := result.ModuleForTests("app", "android_common").Rule("r8")
+			overrideAppR8 := result.ModuleForTests("app", "android_common_override_app").Rule("r8")
+			appHeader := getHeaderJar("app")
+			overrideAppHeader := result.ModuleForTests("app", "android_common_override_app").Output("turbine-combined/app.jar").Output
+			libHeader := getHeaderJar("lib")
+			transitiveLibHeader := getHeaderJar("transitive_lib")
+			transitiveLib2Header := getHeaderJar("transitive_lib_2")
+			staticLibHeader := getHeaderJar("static_lib")
+			transitiveStaticLibHeader := getHeaderJar("transitive_static_lib")
+			repeatedDepHeader := getHeaderJar("repeated_dep")
+			usesLibHeader := getHeaderJar("uses_lib")
+			optionalUsesLibHeader := getHeaderJar("optional_uses_lib")
+			prebuiltLibHeader := result.ModuleForTests("prebuilt_lib", "android_common").Output("combined/lib.jar").Output
+
+			for _, rule := range []android.TestingBuildParams{appR8, overrideAppR8} {
+				android.AssertStringDoesNotContain(t, "expected no app header jar in app r8 classpath",
+					rule.Args["r8Flags"], appHeader.String())
+				android.AssertStringDoesNotContain(t, "expected no override_app header jar in app r8 classpath",
+					rule.Args["r8Flags"], overrideAppHeader.String())
+				android.AssertStringDoesContain(t, "expected transitive lib header jar in app r8 classpath",
+					rule.Args["r8Flags"], transitiveLibHeader.String())
+				android.AssertStringDoesContain(t, "expected transitive lib ^2 header jar in app r8 classpath",
+					rule.Args["r8Flags"], transitiveLib2Header.String())
+				android.AssertStringDoesContain(t, "expected lib header jar in app r8 classpath",
+					rule.Args["r8Flags"], libHeader.String())
+				android.AssertStringDoesContain(t, "expected uses_lib header jar in app r8 classpath",
+					rule.Args["r8Flags"], usesLibHeader.String())
+				android.AssertStringDoesContain(t, "expected optional_uses_lib header jar in app r8 classpath",
+					rule.Args["r8Flags"], optionalUsesLibHeader.String())
+				android.AssertStringDoesNotContain(t, "expected no static_lib header jar in app r8 classpath",
+					rule.Args["r8Flags"], staticLibHeader.String())
+				android.AssertStringDoesNotContain(t, "expected no transitive static_lib header jar in app r8 classpath",
+					rule.Args["r8Flags"], transitiveStaticLibHeader.String())
+				// we shouldn't list this dep because it is already included as static_libs in the app
+				android.AssertStringDoesNotContain(t, "expected no repeated_dep header jar in app r8 classpath",
+					rule.Args["r8Flags"], repeatedDepHeader.String())
+				// skip a prebuilt transitive dep if the source is also a transitive dep
+				android.AssertStringDoesNotContain(t, "expected no prebuilt header jar in app r8 classpath",
+					rule.Args["r8Flags"], prebuiltLibHeader.String())
+				android.AssertStringDoesContain(t, "expected -ignorewarnings in app r8 flags",
+					rule.Args["r8Flags"], "-ignorewarnings")
+				android.AssertStringDoesContain(t, "expected --android-platform-build in app r8 flags",
+					rule.Args["r8Flags"], "--android-platform-build")
+			}
+		})
+	}
+}
+
 func TestR8Flags(t *testing.T) {
 	result := PrepareForTestWithJavaDefaultModulesWithoutFakeDex2oatd.RunTestWithBp(t, `
 		android_app {
diff --git a/java/java.go b/java/java.go
index 37fc390..7078cc3 100644
--- a/java/java.go
+++ b/java/java.go
@@ -230,6 +230,12 @@
 	// against this module.  If empty, ImplementationJars should be used instead.
 	HeaderJars android.Paths
 
+	// set of header jars for all transitive libs deps
+	TransitiveLibsHeaderJars *android.DepSet
+
+	// set of header jars for all transitive static libs deps
+	TransitiveStaticLibsHeaderJars *android.DepSet
+
 	// ImplementationAndResourceJars is a list of jars that contain the implementations of classes
 	// in the module as well as any resources included in the module.
 	ImplementationAndResourcesJars android.Paths
@@ -380,6 +386,7 @@
 	instrumentationForTag   = dependencyTag{name: "instrumentation_for"}
 	extraLintCheckTag       = dependencyTag{name: "extra-lint-check", toolchain: true}
 	jniLibTag               = dependencyTag{name: "jnilib", runtimeLinked: true}
+	r8LibraryJarTag         = dependencyTag{name: "r8-libraryjar", runtimeLinked: true}
 	syspropPublicStubDepTag = dependencyTag{name: "sysprop public stub"}
 	jniInstallTag           = installDependencyTag{name: "jni install"}
 	binaryInstallTag        = installDependencyTag{name: "binary install"}
@@ -1618,6 +1625,10 @@
 
 	// List of flags to be passed to the javac compiler to generate jar file
 	Javacflags []string
+
+	// List of shared java libs that this module has dependencies to and
+	// should be passed as classpath in javac invocation
+	Libs []string
 }
 
 func ApiLibraryFactory() android.Module {
@@ -1689,6 +1700,7 @@
 	for _, apiContributionName := range apiContributions {
 		ctx.AddDependency(ctx.Module(), javaApiContributionTag, apiContributionName)
 	}
+	ctx.AddVariationDependencies(nil, libTag, al.properties.Libs...)
 }
 
 func (al *ApiLibrary) GenerateAndroidBuildActions(ctx android.ModuleContext) {
@@ -1706,10 +1718,18 @@
 
 	homeDir := android.PathForModuleOut(ctx, "metalava", "home")
 
-	var srcFiles []android.Path
-	ctx.VisitDirectDepsWithTag(javaApiContributionTag, func(dep android.Module) {
-		provider := ctx.OtherModuleProvider(dep, JavaApiImportProvider).(JavaApiImportInfo)
-		srcFiles = append(srcFiles, android.PathForSource(ctx, provider.ApiFile.String()))
+	var srcFiles android.Paths
+	var classPaths android.Paths
+	ctx.VisitDirectDeps(func(dep android.Module) {
+		tag := ctx.OtherModuleDependencyTag(dep)
+		switch tag {
+		case javaApiContributionTag:
+			provider := ctx.OtherModuleProvider(dep, JavaApiImportProvider).(JavaApiImportInfo)
+			srcFiles = append(srcFiles, android.PathForSource(ctx, provider.ApiFile.String()))
+		case libTag:
+			provider := ctx.OtherModuleProvider(dep, JavaInfoProvider).(JavaInfo)
+			classPaths = append(classPaths, provider.HeaderJars...)
+		}
 	})
 
 	// Add the api_files inputs
@@ -1739,11 +1759,16 @@
 	var flags javaBuilderFlags
 	flags.javaVersion = getStubsJavaVersion()
 	flags.javacFlags = strings.Join(al.properties.Javacflags, " ")
+	flags.classpath = classpath(classPaths)
 
 	TransformJavaToClasses(ctx, al.stubsJar, 0, android.Paths{},
 		android.Paths{al.stubsSrcJar}, flags, android.Paths{})
 
 	ctx.Phony(ctx.ModuleName(), al.stubsJar)
+
+	ctx.SetProvider(JavaInfoProvider, JavaInfo{
+		HeaderJars: android.PathsIfNonNil(al.stubsJar),
+	})
 }
 
 //
@@ -1926,9 +1951,9 @@
 
 	var flags javaBuilderFlags
 
+	j.collectTransitiveHeaderJars(ctx)
 	ctx.VisitDirectDeps(func(module android.Module) {
 		tag := ctx.OtherModuleDependencyTag(module)
-
 		if ctx.OtherModuleHasProvider(module, JavaInfoProvider) {
 			dep := ctx.OtherModuleProvider(module, JavaInfoProvider).(JavaInfo)
 			switch tag {
@@ -2018,6 +2043,8 @@
 
 	ctx.SetProvider(JavaInfoProvider, JavaInfo{
 		HeaderJars:                     android.PathsIfNonNil(j.combinedClasspathFile),
+		TransitiveLibsHeaderJars:       j.transitiveLibsHeaderJars,
+		TransitiveStaticLibsHeaderJars: j.transitiveStaticLibsHeaderJars,
 		ImplementationAndResourcesJars: android.PathsIfNonNil(j.combinedClasspathFile),
 		ImplementationJars:             android.PathsIfNonNil(j.combinedClasspathFile),
 		AidlIncludeDirs:                j.exportAidlIncludeDirs,
@@ -2675,17 +2702,10 @@
 	}
 
 	if m.properties.Libs != nil {
-		// TODO 244210934 ALIX Check if this else statement breaks presubmits get rid of it if it doesn't
-		modType := ctx.ModuleType()
-		if strings.HasPrefix(modType, "java_binary") || strings.HasPrefix(modType, "java_library") || modType == "android_app" || modType == "android_library" || modType == "java_plugin" {
-			for _, d := range m.properties.Libs {
-				neverlinkLabel := android.BazelLabelForModuleDepSingle(ctx, d)
-				neverlinkLabel.Label = neverlinkLabel.Label + "-neverlink"
-				deps.Add(&neverlinkLabel)
-			}
-
-		} else {
-			deps.Append(android.BazelLabelForModuleDeps(ctx, android.LastUniqueStrings(android.CopyOf(m.properties.Libs))))
+		for _, d := range m.properties.Libs {
+			neverlinkLabel := android.BazelLabelForModuleDepSingle(ctx, d)
+			neverlinkLabel.Label = neverlinkLabel.Label + "-neverlink"
+			deps.Add(&neverlinkLabel)
 		}
 	}
 
diff --git a/java/java_test.go b/java/java_test.go
index 49adefb..ae77842 100644
--- a/java/java_test.go
+++ b/java/java_test.go
@@ -1895,22 +1895,26 @@
 }
 
 func TestJavaApiLibraryAndDefaultsLink(t *testing.T) {
-	provider_bp_a := `java_api_contribution {
+	provider_bp_a := `
+	java_api_contribution {
 		name: "foo1",
 		api_file: "foo1.txt",
 	}
 	`
-	provider_bp_b := `java_api_contribution {
+	provider_bp_b := `
+	java_api_contribution {
 		name: "foo2",
 		api_file: "foo2.txt",
 	}
 	`
-	provider_bp_c := `java_api_contribution {
+	provider_bp_c := `
+	java_api_contribution {
 		name: "foo3",
 		api_file: "foo3.txt",
 	}
 	`
-	provider_bp_d := `java_api_contribution {
+	provider_bp_d := `
+	java_api_contribution {
 		name: "foo4",
 		api_file: "foo4.txt",
 	}
@@ -1989,7 +1993,8 @@
 		api_file: "foo1.txt",
 	}
 	`
-	provider_bp_b := `java_api_contribution {
+	provider_bp_b := `
+	java_api_contribution {
 		name: "foo2",
 		api_file: "foo2.txt",
 	}
@@ -2034,6 +2039,81 @@
 	}
 }
 
+func TestJavaApiLibraryLibsLink(t *testing.T) {
+	provider_bp_a := `
+	java_api_contribution {
+		name: "foo1",
+		api_file: "foo1.txt",
+	}
+	`
+	provider_bp_b := `
+	java_api_contribution {
+		name: "foo2",
+		api_file: "foo2.txt",
+	}
+	`
+	lib_bp_a := `
+	java_library {
+		name: "lib1",
+		srcs: ["Lib.java"],
+	}
+	`
+	lib_bp_b := `
+	java_library {
+		name: "lib2",
+		srcs: ["Lib.java"],
+	}
+	`
+
+	ctx, _ := testJavaWithFS(t, `
+		java_api_library {
+			name: "bar1",
+			api_surface: "public",
+			api_contributions: ["foo1"],
+			libs: ["lib1"],
+		}
+
+		java_api_library {
+			name: "bar2",
+			api_surface: "system",
+			api_contributions: ["foo1", "foo2"],
+			libs: ["lib1", "lib2", "bar1"],
+		}
+		`,
+		map[string][]byte{
+			"a/Android.bp": []byte(provider_bp_a),
+			"b/Android.bp": []byte(provider_bp_b),
+			"c/Android.bp": []byte(lib_bp_a),
+			"c/Lib.java":   {},
+			"d/Android.bp": []byte(lib_bp_b),
+			"d/Lib.java":   {},
+		})
+
+	testcases := []struct {
+		moduleName        string
+		classPathJarNames []string
+	}{
+		{
+			moduleName:        "bar1",
+			classPathJarNames: []string{"lib1.jar"},
+		},
+		{
+			moduleName:        "bar2",
+			classPathJarNames: []string{"lib1.jar", "lib2.jar", "bar1/android.jar"},
+		},
+	}
+	for _, c := range testcases {
+		m := ctx.ModuleForTests(c.moduleName, "android_common")
+		javacRules := m.Rule("javac")
+		classPathArgs := javacRules.Args["classpath"]
+		for _, jarName := range c.classPathJarNames {
+			if !strings.Contains(classPathArgs, jarName) {
+				t.Errorf("Module output does not contain expected jar %s", jarName)
+			}
+		}
+	}
+}
+
 func TestTradefedOptions(t *testing.T) {
 	result := PrepareForTestWithJavaBuildComponents.RunTestWithBp(t, `
 java_test_host {
diff --git a/java/kotlin_test.go b/java/kotlin_test.go
index 491ce29..933fc51 100644
--- a/java/kotlin_test.go
+++ b/java/kotlin_test.go
@@ -44,6 +44,10 @@
 
 	kotlinStdlib := ctx.ModuleForTests("kotlin-stdlib", "android_common").
 		Output("turbine-combined/kotlin-stdlib.jar").Output
+	kotlinStdlibJdk7 := ctx.ModuleForTests("kotlin-stdlib-jdk7", "android_common").
+		Output("turbine-combined/kotlin-stdlib-jdk7.jar").Output
+	kotlinStdlibJdk8 := ctx.ModuleForTests("kotlin-stdlib-jdk8", "android_common").
+		Output("turbine-combined/kotlin-stdlib-jdk8.jar").Output
 	kotlinAnnotations := ctx.ModuleForTests("kotlin-annotations", "android_common").
 		Output("turbine-combined/kotlin-annotations.jar").Output
 
@@ -79,6 +83,16 @@
 			fooJar.Inputs.Strings(), kotlinStdlib.String())
 	}
 
+	if !inList(kotlinStdlibJdk7.String(), fooJar.Inputs.Strings()) {
+		t.Errorf("foo jar inputs %v does not contain %v",
+			fooJar.Inputs.Strings(), kotlinStdlibJdk7.String())
+	}
+
+	if !inList(kotlinStdlibJdk8.String(), fooJar.Inputs.Strings()) {
+		t.Errorf("foo jar inputs %v does not contain %v",
+			fooJar.Inputs.Strings(), kotlinStdlibJdk8.String())
+	}
+
 	if !inList(kotlinAnnotations.String(), fooJar.Inputs.Strings()) {
 		t.Errorf("foo jar inputs %v does not contain %v",
 			fooJar.Inputs.Strings(), kotlinAnnotations.String())
diff --git a/mk2rbc/android_products_test.go b/mk2rbc/android_products_test.go
index f8c930a..5f55f6a 100644
--- a/mk2rbc/android_products_test.go
+++ b/mk2rbc/android_products_test.go
@@ -29,7 +29,6 @@
 	}
 	expectedProducts := map[string]string{
 		"aosp_cf_x86_tv": abspath("vsoc_x86/tv/device.mk"),
-		"aosp_tv_arm":    abspath("aosp_tv_arm.mk"),
 		"aosp_tv_arm64":  abspath("aosp_tv_arm64.mk"),
 	}
 	if !reflect.DeepEqual(actualProducts, expectedProducts) {
diff --git a/mk2rbc/test/android_products.mk.test b/mk2rbc/test/android_products.mk.test
index a2220ed..400ec35 100644
--- a/mk2rbc/test/android_products.mk.test
+++ b/mk2rbc/test/android_products.mk.test
@@ -1,4 +1,3 @@
 PRODUCT_MAKEFILES := \
-    $(LOCAL_DIR)/aosp_tv_arm.mk \
     $(LOCAL_DIR)/aosp_tv_arm64.mk \
     aosp_cf_x86_tv:$(LOCAL_DIR)/vsoc_x86/tv/device.mk
\ No newline at end of file
diff --git a/rust/bindgen.go b/rust/bindgen.go
index 17d80dd..1ad33a1 100644
--- a/rust/bindgen.go
+++ b/rust/bindgen.go
@@ -15,7 +15,6 @@
 package rust
 
 import (
-	"fmt"
 	"strings"
 
 	"github.com/google/blueprint"
@@ -178,10 +177,6 @@
 
 	if mctx, ok := ctx.(*moduleContext); ok && mctx.apexVariationName() != "" {
 		cflags = append(cflags, "-D__ANDROID_APEX__")
-		if ctx.Device() {
-			cflags = append(cflags, fmt.Sprintf("-D__ANDROID_APEX_MIN_SDK_VERSION__=%d",
-				ctx.RustModule().apexSdkVersion.FinalOrFutureInt()))
-		}
 	}
 
 	if ctx.Target().NativeBridge == android.NativeBridgeEnabled {
diff --git a/rust/config/global.go b/rust/config/global.go
index 81aec7e..26e2d06 100644
--- a/rust/config/global.go
+++ b/rust/config/global.go
@@ -24,7 +24,7 @@
 var pctx = android.NewPackageContext("android/soong/rust/config")
 
 var (
-	RustDefaultVersion = "1.64.0"
+	RustDefaultVersion = "1.65.0"
 	RustDefaultBase    = "prebuilts/rust/"
 	DefaultEdition     = "2021"
 	Stdlibs            = []string{
diff --git a/rust/image.go b/rust/image.go
index dfc7f74..50bf02a 100644
--- a/rust/image.go
+++ b/rust/image.go
@@ -129,6 +129,10 @@
 	return ctx.ModuleContext.DeviceSpecific() || (ctx.RustModule().InVendor() && ctx.RustModule().VendorVariantToOdm())
 }
 
+func (ctx *moduleContext) SystemExtSpecific() bool {
+	return ctx.ModuleContext.SystemExtSpecific()
+}
+
 // Returns true when this module creates a vendor variant and wants to install the vendor variant
 // to the odm partition.
 func (c *Module) VendorVariantToOdm() bool {
@@ -158,22 +162,15 @@
 }
 
 func (mod *Module) OnlyInRamdisk() bool {
-	// TODO(b/165791368)
-	return false
+	return mod.ModuleBase.InstallInRamdisk()
 }
 
 func (mod *Module) OnlyInRecovery() bool {
-	// TODO(b/165791368)
-	return false
+	return mod.ModuleBase.InstallInRecovery()
 }
 
 func (mod *Module) OnlyInVendorRamdisk() bool {
-	return false
-}
-
-func (mod *Module) OnlyInProduct() bool {
-	//TODO(b/165791368)
-	return false
+	return mod.ModuleBase.InstallInVendorRamdisk()
 }
 
 // Returns true when this module is configured to have core and vendor variants.
@@ -226,10 +223,7 @@
 	// Rust does not support installing to the product image yet.
 	vendorSpecific := mctx.SocSpecific() || mctx.DeviceSpecific()
 
-	if mctx.ProductSpecific() {
-		mctx.PropertyErrorf("product_specific",
-			"Rust modules do not yet support installing to the product image.")
-	} else if Bool(mod.VendorProperties.Double_loadable) {
+	if Bool(mod.VendorProperties.Double_loadable) {
 		mctx.PropertyErrorf("double_loadable",
 			"Rust modules do not yet support double loading")
 	}
@@ -243,6 +237,11 @@
 			mctx.PropertyErrorf("vendor", "Vendor-only dylibs are not yet supported, use rust_library_rlib.")
 		}
 	}
+	if mctx.ProductSpecific() {
+		if lib, ok := mod.compiler.(libraryInterface); ok && lib.buildDylib() {
+			mctx.PropertyErrorf("product", "Product-only dylibs are not yet supported, use rust_library_rlib.")
+		}
+	}
 
 	cc.MutateImage(mctx, mod)
 
diff --git a/rust/image_test.go b/rust/image_test.go
index 95e788f..8185872 100644
--- a/rust/image_test.go
+++ b/rust/image_test.go
@@ -103,3 +103,93 @@
 		}
        `)
 }
+
+func checkInstallPartition(t *testing.T, ctx *android.TestContext, name, variant, expected string) {
+	mod := ctx.ModuleForTests(name, variant).Module().(*Module)
+	partitionDefined := false
+	checkPartition := func(specific bool, partition string) {
+		if specific {
+			if expected != partition && !partitionDefined {
+				// The variant is installed to the 'partition'
+				t.Errorf("%s variant of %q must not be installed to %s partition", variant, name, partition)
+			}
+			partitionDefined = true
+		} else {
+			// The variant is not installed to the 'partition'
+			if expected == partition {
+				t.Errorf("%s variant of %q must be installed to %s partition", variant, name, partition)
+			}
+		}
+	}
+	socSpecific := func(m *Module) bool {
+		return m.SocSpecific()
+	}
+	deviceSpecific := func(m *Module) bool {
+		return m.DeviceSpecific()
+	}
+	productSpecific := func(m *Module) bool {
+		return m.ProductSpecific() || m.productSpecificModuleContext()
+	}
+	systemExtSpecific := func(m *Module) bool {
+		return m.SystemExtSpecific()
+	}
+	checkPartition(socSpecific(mod), "vendor")
+	checkPartition(deviceSpecific(mod), "odm")
+	checkPartition(productSpecific(mod), "product")
+	checkPartition(systemExtSpecific(mod), "system_ext")
+	if !partitionDefined && expected != "system" {
+		t.Errorf("%s variant of %q is expected to be installed to %s partition,"+
+			" but installed to system partition", variant, name, expected)
+	}
+}
+
+func TestInstallPartition(t *testing.T) {
+	t.Parallel()
+	t.Helper()
+	ctx := testRust(t, `
+		rust_binary {
+			name: "sample_system",
+			crate_name: "sample",
+			srcs: ["foo.rs"],
+		}
+		rust_binary {
+			name: "sample_system_ext",
+			crate_name: "sample",
+			srcs: ["foo.rs"],
+			system_ext_specific: true,
+		}
+		rust_binary {
+			name: "sample_product",
+			crate_name: "sample",
+			srcs: ["foo.rs"],
+			product_specific: true,
+		}
+		rust_binary {
+			name: "sample_vendor",
+			crate_name: "sample",
+			srcs: ["foo.rs"],
+			vendor: true,
+		}
+		rust_binary {
+			name: "sample_odm",
+			crate_name: "sample",
+			srcs: ["foo.rs"],
+			device_specific: true,
+		}
+		rust_binary {
+			name: "sample_all_available",
+			crate_name: "sample",
+			srcs: ["foo.rs"],
+			vendor_available: true,
+			product_available: true,
+		}
+	`)
+
+	checkInstallPartition(t, ctx, "sample_system", binaryCoreVariant, "system")
+	checkInstallPartition(t, ctx, "sample_system_ext", binaryCoreVariant, "system_ext")
+	checkInstallPartition(t, ctx, "sample_product", binaryProductVariant, "product")
+	checkInstallPartition(t, ctx, "sample_vendor", binaryVendorVariant, "vendor")
+	checkInstallPartition(t, ctx, "sample_odm", binaryVendorVariant, "odm")
+
+	checkInstallPartition(t, ctx, "sample_all_available", binaryCoreVariant, "system")
+}
diff --git a/rust/rust_test.go b/rust/rust_test.go
index 97bd541..3bcd58c 100644
--- a/rust/rust_test.go
+++ b/rust/rust_test.go
@@ -83,6 +83,10 @@
 	rlibVendorVariant     = "android_vendor.29_arm64_armv8-a_rlib_rlib-std"
 	sharedRecoveryVariant = "android_recovery_arm64_armv8-a_shared"
 	rlibRecoveryVariant   = "android_recovery_arm64_armv8-a_rlib_rlib-std"
+	binaryCoreVariant     = "android_arm64_armv8-a"
+	binaryVendorVariant   = "android_vendor.29_arm64_armv8-a"
+	binaryProductVariant  = "android_product.29_arm64_armv8-a"
+	binaryRecoveryVariant = "android_recovery_arm64_armv8-a"
 )
 
 func testRustVndkFs(t *testing.T, bp string, fs android.MockFS) *android.TestContext {
diff --git a/rust/testing.go b/rust/testing.go
index 4796f69..24ca3d6 100644
--- a/rust/testing.go
+++ b/rust/testing.go
@@ -104,6 +104,7 @@
 			crate_name: "std",
 			srcs: ["foo.rs"],
 			no_stdlibs: true,
+			product_available: true,
 			host_supported: true,
 			vendor_available: true,
 			vendor_ramdisk_available: true,
diff --git a/scripts/hiddenapi/signature_trie.py b/scripts/hiddenapi/signature_trie.py
index 3650fa1..2ff0c5f 100644
--- a/scripts/hiddenapi/signature_trie.py
+++ b/scripts/hiddenapi/signature_trie.py
@@ -150,10 +150,6 @@
                                 f"wildcard '{last_element}' and "
                                 f"member signature '{member[0]}'")
             wildcard = [last_element]
-        elif last_element.islower():
-            raise Exception(f"Invalid signature '{signature}': last element "
-                            f"'{last_element}' is lower case but should be an "
-                            f"upper case class name or wildcard")
         else:
             packages = elements[0:-1]
             # Split the class name into outer / inner classes
diff --git a/scripts/hiddenapi/signature_trie_test.py b/scripts/hiddenapi/signature_trie_test.py
index 6d4e660..bd4a9a8 100755
--- a/scripts/hiddenapi/signature_trie_test.py
+++ b/scripts/hiddenapi/signature_trie_test.py
@@ -117,14 +117,6 @@
         self.assertEqual(elements, self.signature_to_elements(signature))
         self.assertEqual(signature, self.elements_to_signature(elements))
 
-    def test_invalid_no_class_or_wildcard(self):
-        signature = "java/lang"
-        with self.assertRaises(Exception) as context:
-            self.signature_to_elements(signature)
-        self.assertIn(
-            "last element 'lang' is lower case but should be an "
-            "upper case class name or wildcard", str(context.exception))
-
     def test_non_standard_class_name(self):
         elements = [
             ("package", "javax"),
diff --git a/ui/metrics/bp2build_progress_metrics_proto/BUILD.bazel b/ui/metrics/bp2build_progress_metrics_proto/BUILD.bazel
index 356b188..f6c6df8 100644
--- a/ui/metrics/bp2build_progress_metrics_proto/BUILD.bazel
+++ b/ui/metrics/bp2build_progress_metrics_proto/BUILD.bazel
@@ -22,6 +22,6 @@
 
 py_proto_library(
     name = "bp2build_py_proto",
+    visibility = ["//build/bazel/scripts/bp2build_progress:__pkg__"],
     deps = [":bp2build_proto"],
-    visibility = ["//build/bazel/scripts/bp2build-progress:__pkg__"],
 )