Add an option for libraries to opt out of libcrt (2c188bea) · Commits · e / os / android_build_soong

cc/linker.go

+11 −4

Original line number	Diff line number	Diff line
		@@ -59,6 +59,9 @@ type BaseLinkerProperties struct {
		// don't link in libgcc.a
		No_libgcc *bool

		// don't link in libclang_rt.builtins-*.a
		No_libcrt *bool

		// Use clang lld instead of gnu ld.
		Use_clang_lld *bool `android:"arch_variant"`

		@@ -216,11 +219,15 @@ func (linker *baseLinker) linkerDeps(ctx DepsContext, deps Deps) Deps {
		}

		if ctx.toolchain().Bionic() {
		// Allow individual projects to opt out of libcrt,builtins
		// b/117565638
		if !Bool(linker.Properties.No_libcrt) {
		// libclang_rt.builtins, libgcc and libatomic have to be last on the command line
		// TODO: Also enable for libc and libm
		if ctx.ModuleName() != "libc" && ctx.ModuleName() != "libm" {
		deps.LateStaticLibs = append(deps.LateStaticLibs, config.BuiltinsRuntimeLibrary(ctx.toolchain()))
		}
		}

		deps.LateStaticLibs = append(deps.LateStaticLibs, "libatomic")
		if !Bool(linker.Properties.No_libgcc) {