diff options
Diffstat (limited to 'cmake/Modules/CompilerRTCompile.cmake')
| -rw-r--r-- | cmake/Modules/CompilerRTCompile.cmake | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/cmake/Modules/CompilerRTCompile.cmake b/cmake/Modules/CompilerRTCompile.cmake index b2e62dd0bac6..48f40bf4f753 100644 --- a/cmake/Modules/CompilerRTCompile.cmake +++ b/cmake/Modules/CompilerRTCompile.cmake @@ -49,6 +49,10 @@ macro(clang_compile object_file source) translate_msvc_cflags(global_flags "${global_flags}") endif() + if (APPLE) + set(global_flags ${OSX_SYSROOT_FLAG} ${global_flags}) + endif() + # Ignore unknown warnings. CMAKE_CXX_FLAGS may contain GCC-specific options # which are not supported by Clang. list(APPEND global_flags -Wno-unknown-warning-option) @@ -72,7 +76,7 @@ endmacro() macro(clang_compiler_add_cxx_check) if (APPLE) set(CMD - "echo '#include <iostream>' | ${COMPILER_RT_TEST_COMPILER} -E -x c++ - > /dev/null" + "echo '#include <iostream>' | ${COMPILER_RT_TEST_COMPILER} ${OSX_SYSROOT_FLAG} -E -x c++ - > /dev/null" "if [ $? != 0 ] " " then echo" " echo 'Your just-built clang cannot find C++ headers, which are needed to build and run compiler-rt tests.'" |