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-rw-r--r--kde-modules/KDECompilerSettings.cmake10
1 files changed, 10 insertions, 0 deletions
diff --git a/kde-modules/KDECompilerSettings.cmake b/kde-modules/KDECompilerSettings.cmake
index 1fe0661b..8f87ecc1 100644
--- a/kde-modules/KDECompilerSettings.cmake
+++ b/kde-modules/KDECompilerSettings.cmake
@@ -369,6 +369,16 @@ if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU" OR CMAKE_CXX_COMPILER_ID MATCHES "Clang"
# Make some warnings errors
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Werror=return-type")
endif()
+if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU" OR
+ (CMAKE_CXX_COMPILER_ID MATCHES "Clang" AND NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 3.5))
+ # -Wvla: use of variable-length arrays (an extension to C++)
+ set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wvla")
+endif()
+if ((CMAKE_CXX_COMPILER_ID STREQUAL "GNU" AND NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.0) OR
+ (CMAKE_CXX_COMPILER_ID MATCHES "Clang" AND NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 3.5))
+ # -Wdate-time: warn if we use __DATE__ or __TIME__ (we want to be able to reproduce the exact same binary)
+ set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wdate-time")
+endif()
# -w1 turns on warnings and errors
# FIXME: someone needs to have a closer look at the Intel compiler options