fix bad compilation of arithmetic in disjunctions

git-svn-id: https://yap.svn.sf.net/svnroot/yap/trunk@361 b08c6af1-5177-4d33-ba66-4b1c6b8b522a

C/tracer.c

@@ -112,11 +112,15 @@ low_level_trace(yap_low_level_port port, PredEntry *pred, CELL *args)
   /*  extern int gc_calls; */
 
   vsc_count++;
-  /*  if (vsc_count < 49036000) return; */
+  if (vsc_count < 6000) return;
+  /* if (vsc_count == 6469) {
+     printf("Here I go\n");
+     }
+  */
   /* if (vsc_count > 500000) exit(0); */
   /* if (gc_calls < 1) return;*/
 #if defined(__GNUC__)
-  YP_fprintf(YP_stderr,"%llu (%p %p) ", vsc_count, P, CP);
+  YP_fprintf(YP_stderr,"%llu (%p,%p: %x %x %x) ", vsc_count, H, ENV, *(CELL *)0x910e088, *(CELL *)0x910e024, *(CELL *)0x910d658);
 #endif
   /* check_trail_consistency(); */
   if (pred == NULL) {