Clang doesn't like -Wno-unused-but-set-variable

The release versions of CMake don't yet properly support flag checking
in Clang, so we need to exclude it explicitly for the time being.

diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 4d95da35b148ff6b8e639d63a6e324477b3181d6..883b809e2f994fa8050ea107a26a1edf476aaf65 100644 (file)
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -237,7 +237,7 @@ else()
                set(RELEASE_WARNING_FLAGS "")
        endif()
        
-       if(NOT APPLE)
+       if(NOT APPLE AND NOT "${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
                CHECK_CXX_COMPILER_FLAG("-Wno-unused-but-set-variable" HAS_UNUSED_BUT_SET_VARIABLE_WARNING)
                if(HAS_UNUSED_BUT_SET_VARIABLE_WARNING)
                        set(WARNING_FLAGS "${WARNING_FLAGS} -Wno-unused-but-set-variable")