/* -----------------------------------------------------------------------------
- * $Id: Rts.h,v 1.19 2002/07/18 06:07:37 sof Exp $
+ * $Id: Rts.h,v 1.23 2003/11/12 17:27:03 sof Exp $
*
* (c) The GHC Team, 1998-1999
*
#define IF_DEBUG(c,s) doNothing()
#endif
+#ifdef DEBUG
+#define DEBUG_ONLY(s) s
+#else
+#define DEBUG_ONLY(s) doNothing()
+#endif
+
#if defined(GRAN) && defined(DEBUG)
#define IF_GRAN_DEBUG(c,s) if (RtsFlags.GranFlags.Debug.c) { s; }
#else
-------------------------------------------------------------------------- */
#ifdef __GNUC__ /* Avoid spurious warnings */
-#if __GNUC__ >= 2 && __GNUC_MINOR__ >= 7
+#if (__GNUC__ == 2 && __GNUC_MINOR__ >= 7) || __GNUC__ >= 3
#define STG_NORETURN __attribute__ ((noreturn))
#define STG_UNUSED __attribute__ ((unused))
#else
#define STG_UNUSED
#endif
+#if defined(__GNUC__)
+#define SUPPORTS_TYPEOF
+#endif
+
/* -----------------------------------------------------------------------------
Useful macros and inline functions
-------------------------------------------------------------------------- */
+#if defined(SUPPORTS_TYPEOF)
#define stg_min(a,b) ({typeof(a) _a = (a), _b = (b); _a <= _b ? _a : _b; })
#define stg_max(a,b) ({typeof(a) _a = (a), _b = (b); _a <= _b ? _b : _a; })
+#else
+#define stg_min(a,b) ((a) <= (b) ? (a) : (b))
+#define stg_max(a,b) ((a) <= (b) ? (b) : (a))
+#endif
/* -------------------------------------------------------------------------- */