diff --git a/apex/apex.go b/apex/apex.go
index 42a7d73..b7ba5b6 100644
--- a/apex/apex.go
+++ b/apex/apex.go
@@ -2146,7 +2146,7 @@
 			}
 
 			//TODO: b/296491928 Vendor APEX should use libbinder.ndk instead of libbinder once VNDK is fully deprecated.
-			if ch.UseVndk() && ctx.Config().IsVndkDeprecated() && child.Name() == "libbinder" {
+			if ch.InVendorOrProduct() && ctx.Config().IsVndkDeprecated() && child.Name() == "libbinder" {
 				return false
 			}
 			af := apexFileForNativeLibrary(ctx, ch, vctx.handleSpecialLibs)
diff --git a/cc/androidmk.go b/cc/androidmk.go
index bde096b..786d2bc 100644
--- a/cc/androidmk.go
+++ b/cc/androidmk.go
@@ -16,6 +16,7 @@
 
 import (
 	"android/soong/aconfig"
+
 	"github.com/google/blueprint/proptools"
 
 	"fmt"
@@ -51,6 +52,7 @@
 	InVendorRamdisk() bool
 	InRecovery() bool
 	NotInPlatform() bool
+	InVendorOrProduct() bool
 }
 
 type subAndroidMkProvider interface {
@@ -294,7 +296,7 @@
 	// they can be exceptionally used directly when APEXes are not available (e.g. during the
 	// very early stage in the boot process).
 	if len(library.Properties.Stubs.Versions) > 0 && !ctx.Host() && ctx.NotInPlatform() &&
-		!ctx.InRamdisk() && !ctx.InVendorRamdisk() && !ctx.InRecovery() && !ctx.UseVndk() && !ctx.static() {
+		!ctx.InRamdisk() && !ctx.InVendorRamdisk() && !ctx.InRecovery() && !ctx.InVendorOrProduct() && !ctx.static() {
 		if library.buildStubs() && library.isLatestStubVersion() {
 			entries.SubName = ""
 		}
diff --git a/cc/cc.go b/cc/cc.go
index c6e21c2..d34daec 100644
--- a/cc/cc.go
+++ b/cc/cc.go
@@ -525,6 +525,7 @@
 	inRamdisk() bool
 	inVendorRamdisk() bool
 	inRecovery() bool
+	InVendorOrProduct() bool
 	selectedStl() string
 	baseModuleName() string
 	getVndkExtendsModuleName() string
@@ -1285,7 +1286,7 @@
 
 func (c *Module) canUseSdk() bool {
 	return c.Os() == android.Android && c.Target().NativeBridge == android.NativeBridgeDisabled &&
-		!c.UseVndk() && !c.InRamdisk() && !c.InRecovery() && !c.InVendorRamdisk()
+		!c.InVendorOrProduct() && !c.InRamdisk() && !c.InRecovery() && !c.InVendorRamdisk()
 }
 
 func (c *Module) UseSdk() bool {
@@ -1667,6 +1668,10 @@
 	return ctx.mod.UseVndk()
 }
 
+func (ctx *moduleContextImpl) InVendorOrProduct() bool {
+	return ctx.mod.InVendorOrProduct()
+}
+
 func (ctx *moduleContextImpl) isNdk(config android.Config) bool {
 	return ctx.mod.IsNdk(config)
 }
@@ -1896,7 +1901,7 @@
 	}
 
 	llndk := c.IsLlndk()
-	if llndk || (c.UseVndk() && c.HasNonSystemVariants()) {
+	if llndk || (c.InVendorOrProduct() && c.HasNonSystemVariants()) {
 		// .vendor.{version} suffix is added for vendor variant or .product.{version} suffix is
 		// added for product variant only when we have vendor and product variants with core
 		// variant. The suffix is not added for vendor-only or product-only module.
@@ -2192,7 +2197,7 @@
 	// is explicitly referenced via .bootstrap suffix or the module is marked with
 	// 'bootstrap: true').
 	if c.HasStubsVariants() && c.NotInPlatform() && !c.InRamdisk() &&
-		!c.InRecovery() && !c.UseVndk() && !c.static() && !c.isCoverageVariant() &&
+		!c.InRecovery() && !c.InVendorOrProduct() && !c.static() && !c.isCoverageVariant() &&
 		c.IsStubs() && !c.InVendorRamdisk() {
 		c.Properties.HideFromMake = false // unhide
 		// Note: this is still non-installable
@@ -3434,12 +3439,12 @@
 		panic(fmt.Errorf("Not an APEX module: %q", ctx.ModuleName()))
 	}
 
-	useVndk := false
+	inVendorOrProduct := false
 	bootstrap := false
 	if linkable, ok := ctx.Module().(LinkableInterface); !ok {
 		panic(fmt.Errorf("Not a Linkable module: %q", ctx.ModuleName()))
 	} else {
-		useVndk = linkable.UseVndk()
+		inVendorOrProduct = linkable.InVendorOrProduct()
 		bootstrap = linkable.Bootstrap()
 	}
 
@@ -3447,7 +3452,7 @@
 
 	useStubs := false
 
-	if lib := moduleLibraryInterface(dep); lib.buildStubs() && useVndk { // LLNDK
+	if lib := moduleLibraryInterface(dep); lib.buildStubs() && inVendorOrProduct { // LLNDK
 		if !apexInfo.IsForPlatform() {
 			// For platform libraries, use current version of LLNDK
 			// If this is for use_vendor apex we will apply the same rules
@@ -3599,7 +3604,7 @@
 		// The vendor module is a no-vendor-variant VNDK library.  Depend on the
 		// core module instead.
 		return libName
-	} else if ccDep.UseVndk() && nonSystemVariantsExist {
+	} else if ccDep.InVendorOrProduct() && nonSystemVariantsExist {
 		// The vendor and product modules in Make will have been renamed to not conflict with the
 		// core module, so update the dependency name here accordingly.
 		return libName + ccDep.SubName()
diff --git a/cc/compiler.go b/cc/compiler.go
index c9de1b0..d7c4d4f 100644
--- a/cc/compiler.go
+++ b/cc/compiler.go
@@ -385,7 +385,7 @@
 		flags.Local.YasmFlags = append(flags.Local.YasmFlags, "-I"+modulePath)
 	}
 
-	if !(ctx.useSdk() || ctx.useVndk()) || ctx.Host() {
+	if !(ctx.useSdk() || ctx.InVendorOrProduct()) || ctx.Host() {
 		flags.SystemIncludeFlags = append(flags.SystemIncludeFlags,
 			"${config.CommonGlobalIncludes}",
 			tc.IncludeFlags())
@@ -402,7 +402,7 @@
 			"-isystem "+getCurrentIncludePath(ctx).Join(ctx, config.NDKTriple(tc)).String())
 	}
 
-	if ctx.useVndk() {
+	if ctx.InVendorOrProduct() {
 		flags.Global.CommonFlags = append(flags.Global.CommonFlags, "-D__ANDROID_VNDK__")
 		if ctx.inVendor() {
 			flags.Global.CommonFlags = append(flags.Global.CommonFlags, "-D__ANDROID_VENDOR__")
diff --git a/cc/image.go b/cc/image.go
index 9eec255..d02a2f3 100644
--- a/cc/image.go
+++ b/cc/image.go
@@ -128,6 +128,12 @@
 	return c.Properties.ImageVariation == VendorVariation
 }
 
+// Returns true if the module is "vendor" or "product" variant. This replaces previous UseVndk usages
+// which were misused to check if the module variant is vendor or product.
+func (c *Module) InVendorOrProduct() bool {
+	return c.InVendor() || c.InProduct()
+}
+
 func (c *Module) InRamdisk() bool {
 	return c.ModuleBase.InRamdisk() || c.ModuleBase.InstallInRamdisk()
 }
diff --git a/cc/installer.go b/cc/installer.go
index a0b6295..30f9612 100644
--- a/cc/installer.go
+++ b/cc/installer.go
@@ -87,7 +87,7 @@
 	} else if !ctx.Host() && ctx.Config().HasMultilibConflict(ctx.Arch().ArchType) {
 		dir = filepath.Join(dir, ctx.Arch().ArchType.String())
 	}
-	if installer.location == InstallInData && ctx.useVndk() {
+	if installer.location == InstallInData && ctx.InVendorOrProduct() {
 		if ctx.inProduct() {
 			dir = filepath.Join(dir, "product")
 		} else {
diff --git a/cc/library.go b/cc/library.go
index 592f70f..c4f1251 100644
--- a/cc/library.go
+++ b/cc/library.go
@@ -24,6 +24,7 @@
 	"sync"
 
 	"android/soong/android"
+
 	"github.com/google/blueprint"
 	"github.com/google/blueprint/pathtools"
 	"github.com/google/blueprint/proptools"
@@ -1777,7 +1778,7 @@
 	}
 
 	if Bool(library.Properties.Static_ndk_lib) && library.static() &&
-		!ctx.useVndk() && !ctx.inRamdisk() && !ctx.inVendorRamdisk() && !ctx.inRecovery() && ctx.Device() &&
+		!ctx.InVendorOrProduct() && !ctx.inRamdisk() && !ctx.inVendorRamdisk() && !ctx.inRecovery() && ctx.Device() &&
 		library.baseLinker.sanitize.isUnsanitizedVariant() &&
 		ctx.isForPlatform() && !ctx.isPreventInstall() {
 		installPath := getUnversionedLibraryInstallPath(ctx).Join(ctx, file.Base())
@@ -1897,7 +1898,7 @@
 		return nil
 	}
 
-	if library.hasLLNDKStubs() && ctx.Module().(*Module).UseVndk() {
+	if library.hasLLNDKStubs() && ctx.Module().(*Module).InVendorOrProduct() {
 		// LLNDK libraries only need a single stubs variant.
 		return []string{android.FutureApiLevel.String()}
 	}
diff --git a/cc/library_stub.go b/cc/library_stub.go
index 1183b29..aab6664 100644
--- a/cc/library_stub.go
+++ b/cc/library_stub.go
@@ -48,7 +48,7 @@
 		return
 	}
 
-	if m.UseVndk() && apiLibrary.hasLLNDKStubs() {
+	if m.InVendorOrProduct() && apiLibrary.hasLLNDKStubs() {
 		// Add LLNDK variant dependency
 		if inList("llndk", apiLibrary.properties.Variants) {
 			variantName := BuildApiVariantName(m.BaseModuleName(), "llndk", "")
@@ -193,7 +193,7 @@
 		}
 	}
 
-	if m.UseVndk() && d.hasLLNDKStubs() {
+	if m.InVendorOrProduct() && d.hasLLNDKStubs() {
 		// LLNDK variant
 		load_cc_variant(BuildApiVariantName(m.BaseModuleName(), "llndk", ""))
 	} else if m.IsSdkVariant() {
@@ -312,7 +312,7 @@
 		}
 	}
 
-	if d.hasLLNDKStubs() && m.UseVndk() {
+	if d.hasLLNDKStubs() && m.InVendorOrProduct() {
 		// LLNDK libraries only need a single stubs variant.
 		return []string{android.FutureApiLevel.String()}
 	}
diff --git a/cc/linkable.go b/cc/linkable.go
index a009c6c..6f22091 100644
--- a/cc/linkable.go
+++ b/cc/linkable.go
@@ -218,6 +218,7 @@
 	ProductSpecific() bool
 	InProduct() bool
 	SdkAndPlatformVariantVisibleToMake() bool
+	InVendorOrProduct() bool
 
 	// SubName returns the modules SubName, used for image and NDK/SDK variations.
 	SubName() string
diff --git a/cc/test.go b/cc/test.go
index 347d7c9..3a1a3af 100644
--- a/cc/test.go
+++ b/cc/test.go
@@ -430,8 +430,7 @@
 		}
 	})
 
-	useVendor := ctx.inVendor() || ctx.useVndk()
-	testInstallBase := getTestInstallBase(useVendor)
+	testInstallBase := getTestInstallBase(ctx.InVendorOrProduct())
 	configs := getTradefedConfigOptions(ctx, &test.Properties, test.isolated(ctx), ctx.Device())
 
 	test.testConfig = tradefed.AutoGenTestConfig(ctx, tradefed.AutoGenTestConfigOptions{
diff --git a/cc/testing.go b/cc/testing.go
index b1583f1..bac41e7 100644
--- a/cc/testing.go
+++ b/cc/testing.go
@@ -571,6 +571,7 @@
 	android.MockFS{
 		"defaults/cc/common/libc.map.txt":      nil,
 		"defaults/cc/common/libdl.map.txt":     nil,
+		"defaults/cc/common/libft2.map.txt":    nil,
 		"defaults/cc/common/libm.map.txt":      nil,
 		"defaults/cc/common/ndk_libc++_shared": nil,
 		"defaults/cc/common/crtbegin_so.c":     nil,
diff --git a/cc/vndk.go b/cc/vndk.go
index b2c6e0d..0e0dba9 100644
--- a/cc/vndk.go
+++ b/cc/vndk.go
@@ -418,11 +418,11 @@
 	lib, isLib := m.linker.(*libraryDecorator)
 	prebuiltLib, isPrebuiltLib := m.linker.(*prebuiltLibraryLinker)
 
-	if m.UseVndk() && isLib && lib.hasLLNDKStubs() {
+	if m.InVendorOrProduct() && isLib && lib.hasLLNDKStubs() {
 		m.VendorProperties.IsLLNDK = true
 		m.VendorProperties.IsVNDKPrivate = Bool(lib.Properties.Llndk.Private)
 	}
-	if m.UseVndk() && isPrebuiltLib && prebuiltLib.hasLLNDKStubs() {
+	if m.InVendorOrProduct() && isPrebuiltLib && prebuiltLib.hasLLNDKStubs() {
 		m.VendorProperties.IsLLNDK = true
 		m.VendorProperties.IsVNDKPrivate = Bool(prebuiltLib.Properties.Llndk.Private)
 	}
diff --git a/rust/bindgen.go b/rust/bindgen.go
index 1cc1574..77ba277 100644
--- a/rust/bindgen.go
+++ b/rust/bindgen.go
@@ -170,7 +170,7 @@
 	cflags = append(cflags, strings.ReplaceAll(ccToolchain.Cflags(), "${config.", "${cc_config."))
 	cflags = append(cflags, strings.ReplaceAll(ccToolchain.ToolchainCflags(), "${config.", "${cc_config."))
 
-	if ctx.RustModule().UseVndk() {
+	if ctx.RustModule().InVendorOrProduct() {
 		cflags = append(cflags, "-D__ANDROID_VNDK__")
 		if ctx.RustModule().InVendor() {
 			cflags = append(cflags, "-D__ANDROID_VENDOR__")
diff --git a/rust/compiler.go b/rust/compiler.go
index a8c5473..c1bdbeb 100644
--- a/rust/compiler.go
+++ b/rust/compiler.go
@@ -332,7 +332,7 @@
 }
 
 func (compiler *baseCompiler) cfgFlags(ctx ModuleContext, flags Flags) Flags {
-	if ctx.RustModule().UseVndk() {
+	if ctx.RustModule().InVendorOrProduct() {
 		compiler.Properties.Cfgs = append(compiler.Properties.Cfgs, "android_vndk")
 		if ctx.RustModule().InVendor() {
 			compiler.Properties.Cfgs = append(compiler.Properties.Cfgs, "android_vendor")
@@ -520,7 +520,7 @@
 		dir = filepath.Join(dir, ctx.Arch().ArchType.String())
 	}
 
-	if compiler.location == InstallInData && ctx.RustModule().UseVndk() {
+	if compiler.location == InstallInData && ctx.RustModule().InVendorOrProduct() {
 		if ctx.RustModule().InProduct() {
 			dir = filepath.Join(dir, "product")
 		} else if ctx.RustModule().InVendor() {
diff --git a/rust/image.go b/rust/image.go
index 7adf234..530c56e 100644
--- a/rust/image.go
+++ b/rust/image.go
@@ -192,6 +192,11 @@
 	return mod.Properties.ImageVariation == cc.VendorVariation
 }
 
+// Returns true if the module is "vendor" or "product" variant.
+func (mod *Module) InVendorOrProduct() bool {
+	return mod.InVendor() || mod.InProduct()
+}
+
 func (mod *Module) SetImageVariation(ctx android.BaseModuleContext, variant string, module android.Module) {
 	m := module.(*Module)
 	if variant == android.VendorRamdiskVariation {
diff --git a/rust/test.go b/rust/test.go
index 6619af6..2583893 100644
--- a/rust/test.go
+++ b/rust/test.go
@@ -117,7 +117,7 @@
 
 func (test *testDecorator) install(ctx ModuleContext) {
 	testInstallBase := "/data/local/tests/unrestricted"
-	if ctx.RustModule().InVendor() || ctx.RustModule().UseVndk() {
+	if ctx.RustModule().InVendorOrProduct() {
 		testInstallBase = "/data/local/tests/vendor"
 	}