[llvm-commits] [llvm] r99744 - /llvm/trunk/utils/TableGen/CodeGenDAGPatterns.cpp

[Chris Lattner]

Author: lattner
Date: Sun Mar 28 01:04:39 2010
New Revision: 99744

URL: http://llvm.org/viewvc/llvm-project?rev=99744&view=rev
Log:
SDTCisVT<0, isVoid> is not valid, reject it.

Modified:
    llvm/trunk/utils/TableGen/CodeGenDAGPatterns.cpp

Modified: llvm/trunk/utils/TableGen/CodeGenDAGPatterns.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/utils/TableGen/CodeGenDAGPatterns.cpp?rev=99744&r1=99743&r2=99744&view=diff
==============================================================================
--- llvm/trunk/utils/TableGen/CodeGenDAGPatterns.cpp (original)
+++ llvm/trunk/utils/TableGen/CodeGenDAGPatterns.cpp Sun Mar 28 01:04:39 2010
@@ -524,6 +524,9 @@
   if (R->isSubClassOf("SDTCisVT")) {
     ConstraintType = SDTCisVT;
     x.SDTCisVT_Info.VT = getValueType(R->getValueAsDef("VT"));
+    if (x.SDTCisVT_Info.VT == MVT::isVoid)
+      throw TGError(R->getLoc(), "Cannot use 'Void' as type to SDTCisVT");
+      
   } else if (R->isSubClassOf("SDTCisPtrTy")) {
     ConstraintType = SDTCisPtrTy;
   } else if (R->isSubClassOf("SDTCisInt")) {