From ab4e5fb61fbd4df211943e378aeb3c529e3fea57 Mon Sep 17 00:00:00 2001
From: Reid Spencer <rspencer@reidspencer.com>
Date: Thu, 25 Nov 2004 03:33:03 +0000
Subject: [PATCH] Make the check print something, give the cache var an llvm
 specific name.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@18224 91177308-0d34-0410-b5e6-96231b3b80d8
---
 autoconf/m4/bison.m4 | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/autoconf/m4/bison.m4 b/autoconf/m4/bison.m4
index 60fcb6d78af..45add112786 100644
--- a/autoconf/m4/bison.m4
+++ b/autoconf/m4/bison.m4
@@ -6,8 +6,7 @@
 # 2) BISON is set to bison
 #
 AC_DEFUN([AC_PROG_BISON],
-[AC_CACHE_CHECK(,
-ac_cv_has_bison,
+[AC_CACHE_CHECK([if we have bison],[llvm_cv_has_bison],
 [AC_PROG_YACC()
 ])
 if test "$YACC" != "bison -y"; then