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BMLFS/patches/llvm-void/llvm-004-override-opt.patch
aospdeveloper.exeis 545899048b Upgraded llvm to 10.0.1
2020-09-14 17:56:24 -05:00

19 lines
632 B
Diff

This allows us to override the optimization level as not all platforms can
deal with -O3.
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -893,6 +893,12 @@ if( MINGW AND NOT "${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang" )
llvm_replace_compiler_option(CMAKE_CXX_FLAGS_RELEASE "-O3" "-O2")
endif()
+set(VOID_CXX_OPT_FLAGS "" CACHE STRING "Optimization level to use")
+
+if(NOT VOID_CXX_OPT_FLAGS STREQUAL "")
+ llvm_replace_compiler_option(CMAKE_CXX_FLAGS_RELEASE "-O3" "${VOID_CXX_OPT_FLAGS}")
+endif()
+
# Put this before tblgen. Else we have a circular dependence.
add_subdirectory(lib/Demangle)
add_subdirectory(lib/Support)