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-rw-r--r--glib/gmacros.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/glib/gmacros.h b/glib/gmacros.h
index e2f49e381..5b3b265c2 100644
--- a/glib/gmacros.h
+++ b/glib/gmacros.h
@@ -1044,11 +1044,11 @@
/* For compatibility with G_NORETURN_FUNCPTR on clang, use
__attribute__((__noreturn__)), not _Noreturn. */
# define G_NORETURN __attribute__ ((__noreturn__))
-#elif 1200 <= _MSC_VER
+#elif defined (_MSC_VER) && (1200 <= _MSC_VER)
/* Use MSVC specific syntax. */
# define G_NORETURN __declspec (noreturn)
/* Use ISO C++11 syntax when the compiler supports it. */
-#elif (__cplusplus >= 201103 && !(__GNUC__ == 4 && __GNUC_MINOR__ == 7)) || (_MSC_VER >= 1900)
+#elif (defined (__cplusplus) && __cplusplus >= 201103 && !(__GNUC__ == 4 && __GNUC_MINOR__ == 7)) || defined (_MSC_VER) && (_MSC_VER >= 1900)
# define G_NORETURN [[noreturn]]
/* Use ISO C11 syntax when the compiler supports it. */
#elif __STDC_VERSION__ >= 201112 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 7)