CMake: Avoids defining _DEBUG on MSVC Release builds. Fixes PR 4379.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74794 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 56f9355..6abfa4f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -65,7 +65,10 @@
endif()
if( LLVM_ENABLE_ASSERTIONS )
- add_definitions( -D_DEBUG )
+ # MSVC doesn't like _DEBUG on release builds. See PR 4379.
+ if( NOT MSVC OR NOT uppercase_CMAKE_BUILD_TYPE STREQUAL "RELEASE" )
+ add_definitions( -D_DEBUG )
+ endif()
# On Release builds cmake automatically defines NDEBUG, so we
# explicitly undefine it:
if( uppercase_CMAKE_BUILD_TYPE STREQUAL "RELEASE" )