X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/b7c49edf135cea5dc2bd0942b42d28e6c84cf71f..75142d452b7f6bc3b6be3d8a08c0f602fd157ec5:/src/print_graph.c

diff --git a/src/print_graph.c b/src/print_graph.c
index 2c7d94c2..55e4b379 100644
--- a/src/print_graph.c
+++ b/src/print_graph.c
@@ -66,7 +66,7 @@ print_core (state_t *state, struct obstack *node_obstack)
 
       sp1 = sp = ritem + sitems[i];
 
-      while (*sp > 0)
+      while (*sp >= 0)
 	sp++;
 
       rule = -(*sp);
@@ -81,7 +81,7 @@ print_core (state_t *state, struct obstack *node_obstack)
 
       obstack_1grow (node_obstack, '.');
 
-      for (/* Nothing */; *sp > 0; ++sp)
+      for (/* Nothing */; *sp >= 0; ++sp)
 	obstack_fgrow1 (node_obstack, " %s", escape (tags[*sp]));
     }
 }