Index: llvm-toolchain-snapshot_10~svn370025/compiler-rt/lib/hwasan/CMakeLists.txt
===================================================================
--- llvm-toolchain-snapshot_10~svn370025.orig/compiler-rt/lib/hwasan/CMakeLists.txt
+++ llvm-toolchain-snapshot_10~svn370025/compiler-rt/lib/hwasan/CMakeLists.txt
@@ -41,9 +41,9 @@ append_list_if(COMPILER_RT_HWASAN_WITH_I
 
 set(HWASAN_RTL_CFLAGS ${SANITIZER_COMMON_CFLAGS})
 append_rtti_flag(OFF HWASAN_RTL_CFLAGS)
-append_list_if(COMPILER_RT_HAS_FPIC_FLAG -fPIC HWASAN_RTL_CFLAGS)
+append_list_if(COMPILER_RT_HAS_FPIC_FLAG -fPIC -fuse-ld=gold HWASAN_RTL_CFLAGS)
 # Prevent clang from generating libc calls.
-append_list_if(COMPILER_RT_HAS_FFREESTANDING_FLAG -ffreestanding HWASAN_RTL_CFLAGS)
+append_list_if(COMPILER_RT_HAS_FFREESTANDING_FLAG -ffreestanding -fuse-ld=gold HWASAN_RTL_CFLAGS)
 
 set(HWASAN_DYNAMIC_LINK_FLAGS ${SANITIZER_COMMON_LINK_FLAGS})
 
@@ -55,7 +55,7 @@ if(ANDROID)
   endif()
 endif()
 
-set(HWASAN_DYNAMIC_CFLAGS ${HWASAN_RTL_CFLAGS})
+set(HWASAN_DYNAMIC_CFLAGS ${HWASAN_RTL_CFLAGS} -fuse-ld=gold)
 append_list_if(COMPILER_RT_HAS_FTLS_MODEL_INITIAL_EXEC
   -ftls-model=initial-exec HWASAN_DYNAMIC_CFLAGS)
 append_list_if(MSVC /DEBUG HWASAN_DYNAMIC_LINK_FLAGS)
@@ -130,7 +130,7 @@ foreach(arch ${HWASAN_SUPPORTED_ARCH})
                                   LIBS clang_rt.hwasan-${arch} clang_rt.hwasan_cxx-${arch}
                                   EXTRA hwasan.syms.extra)
     set(VERSION_SCRIPT_FLAG
-         -Wl,--version-script,${CMAKE_CURRENT_BINARY_DIR}/clang_rt.hwasan-dynamic-${arch}.vers)
+         -Wl,--version-script,${CMAKE_CURRENT_BINARY_DIR}/clang_rt.hwasan-dynamic-${arch}.vers -fuse-ld=gold)
     set_property(SOURCE
       ${CMAKE_CURRENT_BINARY_DIR}/dummy.cpp
       APPEND PROPERTY