[CMake] Fix configuration on PowerPC with sanitizers
TEST_BIG_ENDIAN() performs compile tests that will fail with
nodefaultlibs when building under LLVM_USE_SANITIZER.
@@ -148,7 +148,13 @@ macro(test_targets)
endif()
endif()
elseif("${COMPILER_RT_DEFAULT_TARGET_ARCH}" MATCHES "powerpc")
+ # Strip out -nodefaultlibs when calling TEST_BIG_ENDIAN. Configuration
+ # will fail with this option when building with a sanitizer.
+ cmake_push_check_state()
+ string(REPLACE "-nodefaultlibs" "" CMAKE_REQUIRED_FLAGS ${OLD_CMAKE_REQUIRED_FLAGS})
TEST_BIG_ENDIAN(HOST_IS_BIG_ENDIAN)
+ cmake_pop_check_state()
+
if(HOST_IS_BIG_ENDIAN)
test_target_arch(powerpc64 "" "-m64")
else()
