CMake: make building with /MT an option instead of always forcing it

[oota-llvm.git] / cmake / modules / HandleLLVMOptions.cmake

diff --git a/cmake/modules/HandleLLVMOptions.cmake b/cmake/modules/HandleLLVMOptions.cmake
index ff71c00544fdab85a51c4bce748d48f758552f64..9fdc708abd7ac94f58521e489f950ee5dc2ab19d 100644 (file)
--- a/cmake/modules/HandleLLVMOptions.cmake
+++ b/cmake/modules/HandleLLVMOptions.cmake
@@ -41,13 +41,16 @@ else()
   endif()
 endif()
 
-if(MSVC)
-  # Link release builds against the static runtime.
+if(MSVC AND LLVM_STATIC_MSVC_RUNTIME)
+  # Link against the static runtime.
   foreach(flag CMAKE_C_FLAGS_RELEASE CMAKE_C_FLAGS_RELWITHDEBINFO
       CMAKE_C_FLAGS_MINSIZEREL CMAKE_CXX_FLAGS_RELEASE
       CMAKE_CXX_FLAGS_RELWITHDEBINFO CMAKE_CXX_FLAGS_MINSIZEREL)
     llvm_replace_compiler_option("${flag}" "/MD" "/MT")
   endforeach()
+  foreach(flag CMAKE_C_FLAGS_DEBUG CMAKE_CXX_FLAGS_DEBUG)
+    llvm_replace_compiler_option("${flag}" "/MDd" "/MTd")
+  endforeach()
 endif()  
 
 if(WIN32)