diff options
Diffstat (limited to 'CMakeLists.txt')
| -rw-r--r-- | CMakeLists.txt | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt index 3f48b58f43..5e27c6f82e 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -317,6 +317,12 @@ if( MINGW ) set(CMAKE_C_STANDARD_LIBRARIES "${CMAKE_C_STANDARD_LIBRARIES}${LLVM_SYSTEM_LIBS}") endif() +if( MINGW ) + # People report that -O3 is unreliable on MinGW. The traditional + # build also uses -O2 for that reason: + llvm_replace_compiler_option(CMAKE_CXX_FLAGS_RELEASE "-O3" "-O2") +endif() + add_subdirectory(lib/Support) # Everything else depends on Support: |