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| author | Ankit Meel <ankitjmeel@gmail.com> | 2020-11-04 18:30:29 +0300 |
|---|---|---|
| committer | Ankit Meel <ankitjmeel@gmail.com> | 2020-11-04 18:30:29 +0300 |
| commit | 0802e9cf54f6858c8ad3ea91910eab6a51486b0a (patch) | |
| tree | da173f72f0347fda978ec43718aa05bdfc5db2e0 /CMakeLists.txt | |
| parent | abc5e7d59600249b4ac97b159ffe715fe463cb7f (diff) | |
Use compiler check for -fmacro-prefix-map
Use a more reliable method to check the availability of the flag than
compiler versions. Some compilers have different behaviors for
C and C++.
Reviewed By: campbellbarton, ChrisLend
Differential Revision: https://developer.blender.org/D9446
Diffstat (limited to 'CMakeLists.txt')
| -rw-r--r-- | CMakeLists.txt | 17 |
1 files changed, 8 insertions, 9 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt index ce5feb1b385..aba2fa806b0 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -1662,15 +1662,14 @@ endif() if(WITH_COMPILER_SHORT_FILE_MACRO) # Use '-fmacro-prefix-map' for Clang and GCC (MSVC doesn't support this). - if((CMAKE_COMPILER_IS_GNUCC AND CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 8.4) OR - (CMAKE_C_COMPILER_ID STREQUAL "Clang" AND CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 10.0) OR - (CMAKE_C_COMPILER_ID STREQUAL "AppleClang" AND CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 12.0) - ) - + ADD_CHECK_C_COMPILER_FLAG(C_PREFIX_MAP_FLAGS C_MACRO_PREFIX_MAP -fmacro-prefix-map=foo=bar) + ADD_CHECK_CXX_COMPILER_FLAG(CXX_PREFIX_MAP_FLAGS CXX_MACRO_PREFIX_MAP -fmacro-prefix-map=foo=bar) + if(C_MACRO_PREFIX_MAP AND CXX_MACRO_PREFIX_MAP) if(APPLE) if(XCODE AND ${XCODE_VERSION} VERSION_LESS 12.0) - # Developers may have say LLVM Clang-10.0.1 toolchain with Xcode-11. - message_first_run(WARNING + # Developers may have say LLVM Clang-10.0.1 toolchain (which supports the flag) + # with Xcode-11 (the Clang of which doesn't support the flag). + message(WARNING "-fmacro-prefix-map flag is NOT supported by Clang shipped with Xcode-${XCODE_VERSION}." " Some Xcode functionality in Product menu may not work. Disabling WITH_COMPILER_SHORT_FILE_MACRO." ) @@ -1688,8 +1687,8 @@ if(WITH_COMPILER_SHORT_FILE_MACRO) unset(_bin_dir) endif() else() - message_first_run(WARNING - "-fmacro-prefix-map flag is NOT supported by ${CMAKE_C_COMPILER_ID} version-${CMAKE_C_COMPILER_VERSION}." + message(WARNING + "-fmacro-prefix-map flag is NOT supported by C/C++ compiler." " Disabling WITH_COMPILER_SHORT_FILE_MACRO." ) set(WITH_COMPILER_SHORT_FILE_MACRO OFF) |