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| author | Brad King <brad.king@kitware.com> | 2015-01-21 20:45:39 (GMT) |
|---|---|---|
| committer | Brad King <brad.king@kitware.com> | 2015-01-21 20:47:13 (GMT) |
| commit | 965a50dceaa0abe2ec5870efcbc8ac0becd9615d (patch) | |
| tree | b0ab4771fdebda1bca8e76356ca49594a6c98eaa /Modules/Compiler | |
| parent | 7f4154a4aa4bb121bad05884f48466489e346821 (diff) | |
| download | CMake-965a50dceaa0abe2ec5870efcbc8ac0becd9615d.zip CMake-965a50dceaa0abe2ec5870efcbc8ac0becd9615d.tar.gz CMake-965a50dceaa0abe2ec5870efcbc8ac0becd9615d.tar.bz2 | |
Features: Fix GNU 4.4 and 4.5 C standard level flags
The C90 flags were only the "89" versions until GNU 4.5.
The C11 flags were not introduced until GNU 4.6.
Diffstat (limited to 'Modules/Compiler')
| -rw-r--r-- | Modules/Compiler/GNU-C.cmake | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/Modules/Compiler/GNU-C.cmake b/Modules/Compiler/GNU-C.cmake index 3036057..fa97a94 100644 --- a/Modules/Compiler/GNU-C.cmake +++ b/Modules/Compiler/GNU-C.cmake @@ -1,10 +1,15 @@ include(Compiler/GNU) __compiler_gnu(C) -if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.4) +if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.5) set(CMAKE_C90_STANDARD_COMPILE_OPTION "-std=c90") set(CMAKE_C90_EXTENSION_COMPILE_OPTION "-std=gnu90") +elseif (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.4) + set(CMAKE_C90_STANDARD_COMPILE_OPTION "-std=c89") + set(CMAKE_C90_EXTENSION_COMPILE_OPTION "-std=gnu89") +endif() +if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.4) set(CMAKE_C99_STANDARD_COMPILE_OPTION "-std=c99") set(CMAKE_C99_EXTENSION_COMPILE_OPTION "-std=gnu99") endif() @@ -12,7 +17,7 @@ endif() if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.7) set(CMAKE_C11_STANDARD_COMPILE_OPTION "-std=c11") set(CMAKE_C11_EXTENSION_COMPILE_OPTION "-std=gnu11") -elseif (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.4) +elseif (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.6) set(CMAKE_C11_STANDARD_COMPILE_OPTION "-std=c1x") set(CMAKE_C11_EXTENSION_COMPILE_OPTION "-std=gnu1x") endif() @@ -29,8 +34,10 @@ macro(cmake_record_c_compile_features) endmacro() set(_result 0) - if (UNIX AND NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.4) + if (UNIX AND NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.6) _get_gcc_features(${CMAKE_C11_STANDARD_COMPILE_OPTION} CMAKE_C11_COMPILE_FEATURES) + endif() + if (UNIX AND NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.4) if (_result EQUAL 0) _get_gcc_features(${CMAKE_C99_STANDARD_COMPILE_OPTION} CMAKE_C99_COMPILE_FEATURES) endif() |