diff options
| -rw-r--r-- | llvm/cmake/modules/AddLLVM.cmake | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/llvm/cmake/modules/AddLLVM.cmake b/llvm/cmake/modules/AddLLVM.cmake index 5d906bbc1be..af51f731cee 100644 --- a/llvm/cmake/modules/AddLLVM.cmake +++ b/llvm/cmake/modules/AddLLVM.cmake @@ -159,8 +159,10 @@ endif() function(add_link_opts target_name) # Pass -O3 to the linker. This enabled different optimizations on different - # linkers. - if(NOT (${CMAKE_SYSTEM_NAME} MATCHES "Darwin" OR WIN32)) + # linkers. Don't do it in debug builds since it slows down the linker + # in a context where the optimizations are not important. + if(NOT (${CMAKE_SYSTEM_NAME} MATCHES "Darwin" OR WIN32) AND + NOT uppercase_CMAKE_BUILD_TYPE STREQUAL "DEBUG") set_property(TARGET ${target_name} APPEND_STRING PROPERTY LINK_FLAGS " -Wl,-O3") endif() |
