From: Chris Lattner <sabre@nondot.org>
Date: Thu, 4 Jan 2007 18:45:51 +0000 (+0000)
Subject: If we hit a parse error, emit something bad to the output stream.  This ensures that
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=b9240544d7250ae17b7fc252909562d0a91ea01c;p=oota-llvm.git

If we hit a parse error, emit something bad to the output stream.  This ensures that
 llvm-upgrade < foo | llvm-as | llvm-dis

will fail if llvm-upgrade fails.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32879 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/tools/llvm-upgrade/UpgradeParser.y b/tools/llvm-upgrade/UpgradeParser.y
index f5e119da491..2b3315d8f18 100644
--- a/tools/llvm-upgrade/UpgradeParser.y
+++ b/tools/llvm-upgrade/UpgradeParser.y
@@ -72,6 +72,7 @@ void UpgradeAssembly(const std::string &infile, std::istream& in,
 
   if (yyparse()) {
     std::cerr << "Parse failed.\n";
+    out << "llvm-upgrade parse failed.\n";
     exit(1);
   }
 }
@@ -1597,5 +1598,6 @@ int yyerror(const char *ErrorMsg) {
   else
     errMsg += "token: '" + std::string(Upgradetext, Upgradeleng) + "'";
   std::cerr << "llvm-upgrade: " << errMsg << '\n';
+  *O << "llvm-upgrade parse failed.\n";
   exit(1);
 }