diff options
Diffstat (limited to 'cmake')
| -rw-r--r-- | cmake/modules/HandleLLVMOptions.cmake | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/cmake/modules/HandleLLVMOptions.cmake b/cmake/modules/HandleLLVMOptions.cmake index 33d7d9abad..229127d832 100644 --- a/cmake/modules/HandleLLVMOptions.cmake +++ b/cmake/modules/HandleLLVMOptions.cmake @@ -89,11 +89,15 @@ if( LLVM_ENABLE_PIC ) message(WARNING "-fPIC not supported.") endif() - check_cxx_compiler_flag("-fvisibility-inlines-hidden" SUPPORTS_FVISIBILITY_INLINES_HIDDEN_FLAG) - if( SUPPORTS_FVISIBILITY_INLINES_HIDDEN_FLAG ) - set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fvisibility-inlines-hidden") - set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fvisibility-inlines-hidden") - endif() + if( WIN32 OR CYGWIN) + # MinGW warns if -fvisibility-inlines-hidden is used. + else() + check_cxx_compiler_flag("-fvisibility-inlines-hidden" SUPPORTS_FVISIBILITY_INLINES_HIDDEN_FLAG) + if( SUPPORTS_FVISIBILITY_INLINES_HIDDEN_FLAG ) + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fvisibility-inlines-hidden") + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fvisibility-inlines-hidden") + endif() + endif() endif() endif() |