From 57dd77462bf3fd40b0880457bedefd41ba29d251 Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Thu, 10 Apr 2008 04:48:34 +0000
Subject: produce an error on invalid input instead of asserting:

def : Pat<((v2f64 (vector_shuffle immAllZerosV_bc,
           ^

llvm-svn: 49462
---
 llvm/utils/TableGen/TGParser.cpp | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'llvm/utils/TableGen/TGParser.cpp')

diff --git a/llvm/utils/TableGen/TGParser.cpp b/llvm/utils/TableGen/TGParser.cpp
index 65b6b818493..68a1cba3da5 100644
--- a/llvm/utils/TableGen/TGParser.cpp
+++ b/llvm/utils/TableGen/TGParser.cpp
@@ -616,6 +616,11 @@ Init *TGParser::ParseSimpleValue(Record *CurRec) {
   }
   case tgtok::l_paren: {         // Value ::= '(' IDValue DagArgList ')'
     Lex.Lex();   // eat the '('
+    if (Lex.getCode() != tgtok::Id) {
+      TokError("expected identifier in dag init");
+      return 0;
+    }
+    
     Init *Operator = ParseIDValue(CurRec);
     if (Operator == 0) return 0;
     
-- 
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