X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/c932d6135ca3e508f7136810b9b0bf79725290b9..d0d3313d10a28aa6fe77f158d61b84424aa9b3ce:/etc/bench.pl.in

diff --git a/etc/bench.pl.in b/etc/bench.pl.in
index 829a760c..4d480d5e 100755
--- a/etc/bench.pl.in
+++ b/etc/bench.pl.in
@@ -134,8 +134,8 @@ sub calc_grammar ($$$)
     or die;
   print $out <<EOF;
 %{
+#include <assert.h>
 #include <stdio.h>
-
 #include <stdlib.h>
 #include <string.h>
 #include <ctype.h>
@@ -291,9 +291,8 @@ yylex (void)
 static int
 power (int base, int exponent)
 {
+  assert (0 <= exponent);
   int res = 1;
-  if (exponent < 0)
-    exit (3);
   for (/* Niente */; exponent; --exponent)
     res *= base;
   return res;