| include(Compiler/XL) |
| __compiler_xl(C) |
| string(APPEND CMAKE_C_FLAGS_RELEASE_INIT " -DNDEBUG") |
| string(APPEND CMAKE_C_FLAGS_MINSIZEREL_INIT " -DNDEBUG") |
| |
| # -qthreaded = Ensures that all optimizations will be thread-safe |
| string(APPEND CMAKE_C_FLAGS_INIT " -qthreaded") |
| |
| # XL v13.1.1 for Linux ppc64 little-endian switched to using a clang based |
| # front end and accepts the -std= option while only reserving -qlanglevel= for |
| # compatibility. All other versions (previous versions on Linux ppc64 |
| # little-endian, all versions on Linux ppc64 big-endian, all versions on AIX |
| # and BGQ, etc) are derived from the UNIX compiler and only accept the |
| # -qlanglvl option. |
| if (CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 10.1) |
| if (CMAKE_SYSTEM MATCHES "Linux.*ppc64le" AND |
| CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 13.1.1) |
| set(CMAKE_C90_STANDARD_COMPILE_OPTION "-std=c89") |
| set(CMAKE_C90_EXTENSION_COMPILE_OPTION "-std=gnu89") |
| set(CMAKE_C99_STANDARD_COMPILE_OPTION "-std=c99") |
| set(CMAKE_C99_EXTENSION_COMPILE_OPTION "-std=gnu99") |
| if (CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 13.1.2) |
| set(CMAKE_C11_STANDARD_COMPILE_OPTION "-std=c11") |
| set(CMAKE_C11_EXTENSION_COMPILE_OPTION "-std=gnu11") |
| else () |
| set(CMAKE_C11_STANDARD_COMPILE_OPTION "-qlanglvl=extc1x") |
| set(CMAKE_C11_EXTENSION_COMPILE_OPTION "-qlanglvl=extc1x") |
| endif () |
| else () |
| set(CMAKE_C90_STANDARD_COMPILE_OPTION "-qlanglvl=stdc89") |
| set(CMAKE_C90_EXTENSION_COMPILE_OPTION "-qlanglvl=extc89") |
| set(CMAKE_C99_STANDARD_COMPILE_OPTION "-qlanglvl=stdc99") |
| set(CMAKE_C99_EXTENSION_COMPILE_OPTION "-qlanglvl=extc99") |
| if (CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 12.1) |
| set(CMAKE_C11_STANDARD_COMPILE_OPTION "-qlanglvl=extc1x") |
| set(CMAKE_C11_EXTENSION_COMPILE_OPTION "-qlanglvl=extc1x") |
| endif () |
| endif () |
| endif() |
| |
| __compiler_check_default_language_standard(C 10.1 90) |