Strip libgcc to only keep fallback symbols
We use libgcc as fallback for symbols not present in libclang_rt
builtins, however we didn't know what exact symbols were being used,
some may not be intended to fallback.
Create libgcc_stripped, which only contains unwind symbols from libgcc.
Bug: 29275768
Test: bionic-unit-tests
Change-Id: I5b349fa6138e51663bf3b67109b880b4356da8e8
diff --git a/cc/cc_test.go b/cc/cc_test.go
index 05d74b9..f3d5e60 100644
--- a/cc/cc_test.go
+++ b/cc/cc_test.go
@@ -1833,13 +1833,13 @@
// Check the shared version of lib2.
variant := "android_arm64_armv8-a_core_shared"
module := ctx.ModuleForTests("lib2", variant).Module().(*Module)
- checkStaticLibs(t, []string{"lib1", "libclang_rt.builtins-aarch64-android", "libatomic", "libgcc"}, module)
+ checkStaticLibs(t, []string{"lib1", "libclang_rt.builtins-aarch64-android", "libatomic", "libgcc_stripped"}, module)
// Check the static version of lib2.
variant = "android_arm64_armv8-a_core_static"
module = ctx.ModuleForTests("lib2", variant).Module().(*Module)
// libc++_static is linked additionally.
- checkStaticLibs(t, []string{"lib1", "libc++_static", "libclang_rt.builtins-aarch64-android", "libatomic", "libgcc"}, module)
+ checkStaticLibs(t, []string{"lib1", "libc++_static", "libclang_rt.builtins-aarch64-android", "libatomic", "libgcc_stripped"}, module)
}
var compilerFlagsTestCases = []struct {