Merge "Revert "apex_vndk uses vendor variants only""
diff --git a/android/config.go b/android/config.go
index 1cb543d..5c4f0a8 100644
--- a/android/config.go
+++ b/android/config.go
@@ -1027,6 +1027,10 @@
 	return Bool(c.config.productVariables.NativeCoverage)
 }
 
+func (c *deviceConfig) ClangCoverageEnabled() bool {
+	return Bool(c.config.productVariables.ClangCoverage)
+}
+
 func (c *deviceConfig) CoverageEnabledForPath(path string) bool {
 	coverage := false
 	if c.config.productVariables.CoveragePaths != nil {
diff --git a/android/variable.go b/android/variable.go
index 2bf84dd..c588672 100644
--- a/android/variable.go
+++ b/android/variable.go
@@ -243,6 +243,7 @@
 	TidyChecks *string `json:",omitempty"`
 
 	NativeCoverage       *bool    `json:",omitempty"`
+	ClangCoverage        *bool    `json:",omitempty"`
 	CoveragePaths        []string `json:",omitempty"`
 	CoverageExcludePaths []string `json:",omitempty"`
 
diff --git a/apex/apex.go b/apex/apex.go
index d908cd3..cfd417d 100644
--- a/apex/apex.go
+++ b/apex/apex.go
@@ -1084,7 +1084,7 @@
 }
 
 func (a *apexBundle) IsNativeCoverageNeeded(ctx android.BaseModuleContext) bool {
-	return ctx.Device() && ctx.DeviceConfig().NativeCoverageEnabled()
+	return ctx.Device() && (ctx.DeviceConfig().NativeCoverageEnabled() || ctx.DeviceConfig().ClangCoverageEnabled())
 }
 
 func (a *apexBundle) PreventInstall() {
diff --git a/build_kzip.bash b/build_kzip.bash
index 329825a..008030f 100755
--- a/build_kzip.bash
+++ b/build_kzip.bash
@@ -14,6 +14,7 @@
 
 : ${BUILD_NUMBER:=$(uuidgen)}
 : ${KYTHE_KZIP_ENCODING:=proto}
+export KYTHE_KZIP_ENCODING
 
 # The extraction might fail for some source files, so run with -k and then check that
 # sufficiently many files were generated.
diff --git a/cc/config/global.go b/cc/config/global.go
index 1ce29b9..87314dc 100644
--- a/cc/config/global.go
+++ b/cc/config/global.go
@@ -166,9 +166,6 @@
 			flags = append(flags, "-ftrivial-auto-var-init=zero -enable-trivial-auto-var-init-zero-knowing-it-will-be-removed-from-clang")
 		} else if ctx.Config().IsEnvTrue("AUTO_PATTERN_INITIALIZE") {
 			flags = append(flags, "-ftrivial-auto-var-init=pattern")
-		} else {
-			// Default to pattern initialization.
-			flags = append(flags, "-ftrivial-auto-var-init=pattern")
 		}
 
 		return strings.Join(flags, " ")
diff --git a/cc/coverage.go b/cc/coverage.go
index b6451ee..b94b628 100644
--- a/cc/coverage.go
+++ b/cc/coverage.go
@@ -43,7 +43,7 @@
 	return []interface{}{&cov.Properties}
 }
 
-func getProfileLibraryName(ctx ModuleContextIntf) string {
+func getGcovProfileLibraryName(ctx ModuleContextIntf) string {
 	// This function should only ever be called for a cc.Module, so the
 	// following statement should always succeed.
 	if ctx.useSdk() {
@@ -53,28 +53,47 @@
 	}
 }
 
+func getClangProfileLibraryName(ctx ModuleContextIntf) string {
+	if ctx.useSdk() {
+		return "libprofile-clang-extras_ndk"
+	} else {
+		return "libprofile-clang-extras"
+	}
+}
+
 func (cov *coverage) deps(ctx DepsContext, deps Deps) Deps {
 	if cov.Properties.NeedCoverageVariant {
 		ctx.AddVariationDependencies([]blueprint.Variation{
 			{Mutator: "link", Variation: "static"},
-		}, coverageDepTag, getProfileLibraryName(ctx))
+		}, coverageDepTag, getGcovProfileLibraryName(ctx))
+		ctx.AddVariationDependencies([]blueprint.Variation{
+			{Mutator: "link", Variation: "static"},
+		}, coverageDepTag, getClangProfileLibraryName(ctx))
 	}
 	return deps
 }
 
 func (cov *coverage) flags(ctx ModuleContext, flags Flags, deps PathDeps) (Flags, PathDeps) {
-	if !ctx.DeviceConfig().NativeCoverageEnabled() {
+	gcovCoverage := ctx.DeviceConfig().NativeCoverageEnabled()
+	clangCoverage := ctx.DeviceConfig().ClangCoverageEnabled()
+
+	if !gcovCoverage && !clangCoverage {
 		return flags, deps
 	}
 
 	if cov.Properties.CoverageEnabled {
 		flags.Coverage = true
-		flags.Local.CommonFlags = append(flags.Local.CommonFlags, "--coverage", "-O0")
 		cov.linkCoverage = true
 
-		// Override -Wframe-larger-than and non-default optimization
-		// flags that the module may use.
-		flags.Local.CFlags = append(flags.Local.CFlags, "-Wno-frame-larger-than=", "-O0")
+		if gcovCoverage {
+			flags.Local.CommonFlags = append(flags.Local.CommonFlags, "--coverage", "-O0")
+
+			// Override -Wframe-larger-than and non-default optimization
+			// flags that the module may use.
+			flags.Local.CFlags = append(flags.Local.CFlags, "-Wno-frame-larger-than=", "-O0")
+		} else if clangCoverage {
+			flags.Local.CommonFlags = append(flags.Local.CommonFlags, "-fprofile-instr-generate", "-fcoverage-mapping")
+		}
 	}
 
 	// Even if we don't have coverage enabled, if any of our object files were compiled
@@ -112,12 +131,19 @@
 	}
 
 	if cov.linkCoverage {
-		flags.Local.LdFlags = append(flags.Local.LdFlags, "--coverage")
+		if gcovCoverage {
+			flags.Local.LdFlags = append(flags.Local.LdFlags, "--coverage")
 
-		coverage := ctx.GetDirectDepWithTag(getProfileLibraryName(ctx), coverageDepTag).(*Module)
-		deps.WholeStaticLibs = append(deps.WholeStaticLibs, coverage.OutputFile().Path())
+			coverage := ctx.GetDirectDepWithTag(getGcovProfileLibraryName(ctx), coverageDepTag).(*Module)
+			deps.WholeStaticLibs = append(deps.WholeStaticLibs, coverage.OutputFile().Path())
 
-		flags.Local.LdFlags = append(flags.Local.LdFlags, "-Wl,--wrap,getenv")
+			flags.Local.LdFlags = append(flags.Local.LdFlags, "-Wl,--wrap,getenv")
+		} else if clangCoverage {
+			flags.Local.LdFlags = append(flags.Local.LdFlags, "-fprofile-instr-generate")
+
+			coverage := ctx.GetDirectDepWithTag(getClangProfileLibraryName(ctx), coverageDepTag).(*Module)
+			deps.WholeStaticLibs = append(deps.WholeStaticLibs, coverage.OutputFile().Path())
+		}
 	}
 
 	return flags, deps
@@ -125,7 +151,7 @@
 
 func (cov *coverage) begin(ctx BaseModuleContext) {
 	// Coverage is disabled globally
-	if !ctx.DeviceConfig().NativeCoverageEnabled() {
+	if !ctx.DeviceConfig().NativeCoverageEnabled() && !ctx.DeviceConfig().ClangCoverageEnabled() {
 		return
 	}
 
diff --git a/java/sdk_library.go b/java/sdk_library.go
index 9b30e2c..72c4a7c 100644
--- a/java/sdk_library.go
+++ b/java/sdk_library.go
@@ -838,16 +838,8 @@
 
 	Sdk_version *string
 
-	Installable *bool
-
 	// List of shared java libs that this module has dependencies to
 	Libs []string
-
-	// List of files to remove from the jar file(s)
-	Exclude_files []string
-
-	// List of directories to remove from the jar file(s)
-	Exclude_dirs []string
 }
 
 type sdkLibraryImport struct {