Merge topic 'GNUG_define'

24d73fa0 GNUC: also check __GNUG__ define when checking for g++

Modules/Compiler/GNU-CXX-DetermineCompiler.cmake

@@ -0,0 +1,15 @@
+
+set(_compiler_id_pp_test "defined(__GNUC__) || defined(__GNUG__)")
+
+set(_compiler_id_version_compute "
+# if defined(__GNUC__)
+#  define @PREFIX@COMPILER_VERSION_MAJOR @MACRO_DEC@(__GNUC__)
+# else
+#  define @PREFIX@COMPILER_VERSION_MAJOR @MACRO_DEC@(__GNUG__)
+# endif
+# if defined(__GNUC_MINOR__)
+#  define @PREFIX@COMPILER_VERSION_MINOR @MACRO_DEC@(__GNUC_MINOR__)
+# endif
+# if defined(__GNUC_PATCHLEVEL__)
+#  define @PREFIX@COMPILER_VERSION_PATCH @MACRO_DEC@(__GNUC_PATCHLEVEL__)
+# endif")