- add __declspec restrict and noalias

[cparser] / diagnostic.h

diff --git a/diagnostic.h b/diagnostic.h
index 5e8e0aa..820c719 100644 (file)
--- a/diagnostic.h
+++ b/diagnostic.h
@@ -23,9 +23,28 @@
 #include <stdbool.h>
 #include "token_t.h"
 
+/* define a NORETURN attribute */
+#ifndef NORETURN
+# if defined(__GNUC__)
+#  if __GNUC__ >= 3 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 70)
+#   define NORETURN void __attribute__ ((noreturn))
+#  endif /* __GNUC__ >= 3 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 70) */
+# endif /* defined(__GNUC__) */
+
+# if defined(_MSC_VER)
+#  define NORETURN void __declspec(noreturn)
+# endif /* defined(_MSC_VER) */
+
+/* If not set above, use "void" for DOES_NOT_RETURN. */
+# ifndef NORETURN
+# define NORETURN void
+# endif /* ifndef NORETURN */
+#endif /* ifndef NORETURN */
+
 void diagnosticf(const char *fmt, ...);
 void errorf(source_position_t pos, const char *fmt, ...);
 void warningf(source_position_t pos, const char *fmt, ...);
+NORETURN internal_errorf(source_position_t pos, const char *fmt, ...);
 
 extern unsigned diagnostic_count;
 extern unsigned error_count;