[quake3-commits] r1595 - trunk/code/renderer

[DONOTREPLY at icculus.org]

Author: icculus
Date: 2009-09-14 19:01:49 -0400 (Mon, 14 Sep 2009)
New Revision: 1595

Modified:
   trunk/code/renderer/tr_scene.c
Log:
Try to catch some NaNs that are almost certainly a compiler optimization bug.

  Fixes Bugzilla #2998.


Modified: trunk/code/renderer/tr_scene.c
===================================================================
--- trunk/code/renderer/tr_scene.c	2009-09-14 22:07:34 UTC (rev 1594)
+++ trunk/code/renderer/tr_scene.c	2009-09-14 23:01:49 UTC (rev 1595)
@@ -211,6 +211,14 @@
 	if ( r_numentities >= MAX_ENTITIES ) {
 		return;
 	}
+	if ( Q_isnan(ent->origin[0]) || Q_isnan(ent->origin[1]) || Q_isnan(ent->origin[2]) ) {
+		static qboolean first_time = qtrue;
+		if (first_time) {
+			first_time = qfalse;
+			Com_Printf(S_COLOR_YELLOW "WARNING: You might have built ioquake3 with a buggy compiler!\n");
+		}
+		return;
+	}
 	if ( ent->reType < 0 || ent->reType >= RT_MAX_REF_ENTITY_TYPE ) {
 		ri.Error( ERR_DROP, "RE_AddRefEntityToScene: bad reType %i", ent->reType );
 	}