If a .syms file is available alongside a sanitizer runtime, pass it to the
linker via --dynamic-list instead of using --export-dynamic. This reduces the
size of the dynamic symbol table, and thus of the binary (in some cases by up
to ~30%).
llvm-svn: 177783
diff --git a/clang/lib/Driver/Driver.cpp b/clang/lib/Driver/Driver.cpp
index cc5b016..3167e03 100644
--- a/clang/lib/Driver/Driver.cpp
+++ b/clang/lib/Driver/Driver.cpp
@@ -287,7 +287,9 @@
// ccc-install-dir) can change 'Dir'.
StringRef ClangResourceDir(CLANG_RESOURCE_DIR);
SmallString<128> P(Dir);
- if (!ClangResourceDir.empty())
+ if (const Arg *A = Args->getLastArg(options::OPT_resource_dir))
+ P = A->getValue();
+ else if (!ClangResourceDir.empty())
llvm::sys::path::append(P, ClangResourceDir);
else
llvm::sys::path::append(P, "..", "lib", "clang", CLANG_VERSION_STRING);