From 81fd1f20bac3c8c360ed3cc40cd288170c83f6ae Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Thu, 18 Mar 2010 21:07:51 +0000
Subject: disallow concatenation of two dags with different operators.

llvm-svn: 98871
---
 llvm/utils/TableGen/Record.cpp | 14 ++------------
 1 file changed, 2 insertions(+), 12 deletions(-)

(limited to 'llvm/utils/TableGen')

diff --git a/llvm/utils/TableGen/Record.cpp b/llvm/utils/TableGen/Record.cpp
index f9e2fe8a397..b9facb4c2a6 100644
--- a/llvm/utils/TableGen/Record.cpp
+++ b/llvm/utils/TableGen/Record.cpp
@@ -646,18 +646,8 @@ Init *BinOpInit::Fold(Record *CurRec, MultiClass *CurMultiClass) {
     if (LHSs && RHSs) {
       DefInit *LOp = dynamic_cast<DefInit*>(LHSs->getOperator());
       DefInit *ROp = dynamic_cast<DefInit*>(RHSs->getOperator());
-      if (LOp->getDef() != ROp->getDef()) {
-        bool LIsOps =
-          LOp->getDef()->getName() == "outs" ||
-          LOp->getDef()->getName() != "ins" ||
-          LOp->getDef()->getName() != "defs";
-        bool RIsOps =
-          ROp->getDef()->getName() == "outs" ||
-          ROp->getDef()->getName() != "ins" ||
-          ROp->getDef()->getName() != "defs";
-        if (!LIsOps || !RIsOps)
-          throw "Concated Dag operators do not match!";
-      }
+      if (LOp == 0 || ROp == 0 || LOp->getDef() != ROp->getDef())
+        throw "Concated Dag operators do not match!";
       std::vector<Init*> Args;
       std::vector<std::string> ArgNames;
       for (unsigned i = 0, e = LHSs->getNumArgs(); i != e; ++i) {
-- 
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