add_definitions( -D__STDC_FORMAT_MACROS )
add_definitions( -D__STDC_LIMIT_MACROS )
-# clang doesn't print colored diagnostics when invoked from Ninja
+# clang and gcc don't default-print colored diagnostics when invoked from Ninja.
if (UNIX AND
- CMAKE_CXX_COMPILER_ID MATCHES "Clang" AND
- CMAKE_GENERATOR STREQUAL "Ninja")
- append("-fcolor-diagnostics" CMAKE_C_FLAGS CMAKE_CXX_FLAGS)
+ CMAKE_GENERATOR STREQUAL "Ninja" AND
+ (CMAKE_CXX_COMPILER_ID MATCHES "Clang" OR
+ (CMAKE_CXX_COMPILER_ID STREQUAL "GNU" AND
+ NOT (CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.9))))
+ append("-fdiagnostics-color" CMAKE_C_FLAGS CMAKE_CXX_FLAGS)
endif()
# lld doesn't print colored diagnostics when invoked from Ninja