silence warning when assertions are disabled.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37654 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/utils/TableGen/DAGISelEmitter.cpp b/utils/TableGen/DAGISelEmitter.cpp
index 2493536214f191c2c6ed7622372ba02df4282c5a..17114b0ebaee0d6c114d71faf501200e571e6a64 100644 (file)
--- a/utils/TableGen/DAGISelEmitter.cpp
+++ b/utils/TableGen/DAGISelEmitter.cpp
@@ -1502,8 +1502,7 @@ void DAGISelEmitter::ParseInstructions() {
     unsigned NumResults = InstResults.size();
 
     // Parse the operands list from the (ops) list, validating it.
-    std::vector<std::string> &Args = I->getArgList();
-    assert(Args.empty() && "Args list should still be empty here!");
+    assert(I->getArgList().empty() && "Args list should still be empty here!");
     CodeGenInstruction &CGI = Target.getInstruction(Instrs[i]->getName());
 
     // Check that all of the results occur first in the list.