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| author | Rolf Eike Beer <eb@emlix.com> | 2017-11-24 17:48:43 +0300 |
|---|---|---|
| committer | Rolf Eike Beer <eike@sf-mail.de> | 2017-11-24 18:58:42 +0300 |
| commit | 4c9a28a28e078ef7e1eb7e98cdb2dfabd4b378ca (patch) | |
| tree | 7f739378dcb2b7023770ef318e71e8244251480c | |
| parent | 4e1c7363cc958ece4fd72dd4a23cad108f72d141 (diff) | |
CMake: do not pass -march=native or -mcpu=native when crosscompiling
| -rw-r--r-- | CMakeLists.txt | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt index a0f9bdc2..cc3a41b6 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -52,7 +52,7 @@ if(CCACHE_FOUND) endif(CCACHE_FOUND) if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU") - if(RAPIDJSON_ENABLE_INSTRUMENTATION_OPT) + if(RAPIDJSON_ENABLE_INSTRUMENTATION_OPT AND NOT CMAKE_CROSSCOMPILING) if(CMAKE_SYSTEM_PROCESSOR STREQUAL "powerpc" OR CMAKE_SYSTEM_PROCESSOR STREQUAL "ppc64" OR CMAKE_SYSTEM_PROCESSOR STREQUAL "ppc64le") set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mcpu=native") else() @@ -84,11 +84,13 @@ if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU") endif() endif() elseif (CMAKE_CXX_COMPILER_ID MATCHES "Clang") - if(CMAKE_SYSTEM_PROCESSOR STREQUAL "powerpc" OR CMAKE_SYSTEM_PROCESSOR STREQUAL "ppc64" OR CMAKE_SYSTEM_PROCESSOR STREQUAL "ppc64le") - set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mcpu=native") - else() - #FIXME: x86 is -march=native, but doesn't mean every arch is this option. To keep original project's compatibility, I leave this except POWER. - set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -march=native") + if(NOT CMAKE_CROSSCOMPILING) + if(CMAKE_SYSTEM_PROCESSOR STREQUAL "powerpc" OR CMAKE_SYSTEM_PROCESSOR STREQUAL "ppc64" OR CMAKE_SYSTEM_PROCESSOR STREQUAL "ppc64le") + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mcpu=native") + else() + #FIXME: x86 is -march=native, but doesn't mean every arch is this option. To keep original project's compatibility, I leave this except POWER. + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -march=native") + endif() endif() set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra -Werror -Wno-missing-field-initializers") set(EXTRA_CXX_FLAGS -Weffc++ -Wswitch-default -Wfloat-equal -Wconversion -Wimplicit-fallthrough) |