* cppexp.c (_cpp_expand_op_stack): Set op_limit.

From-SVN: r53348

gcc/ChangeLog

+2002-05-09  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* cppexp.c (_cpp_expand_op_stack): Set op_limit.
+
 2002-05-09  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
 
 	* config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Define.

gcc/cppexp.c

@@ -824,10 +824,12 @@ struct op *
 _cpp_expand_op_stack (pfile)
      cpp_reader *pfile;
 {
-  size_t n = (size_t) (pfile->op_limit - pfile->op_stack);
+  size_t old_size = (size_t) (pfile->op_limit - pfile->op_stack);
+  size_t new_size = old_size * 2 + 20;
 
   pfile->op_stack = (struct op *) xrealloc (pfile->op_stack,
-					    (n * 2 + 20) * sizeof (struct op));
+					    new_size * sizeof (struct op));
+  pfile->op_limit = pfile->op_stack + new_size;
 
-  return pfile->op_stack + n;
+  return pfile->op_stack + old_size;
 }