Type inferencing bug


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25337 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/TableGen/DAGISelEmitter.cpp b/utils/TableGen/DAGISelEmitter.cpp
index 97f7c15..2fbc096 100644
--- a/utils/TableGen/DAGISelEmitter.cpp
+++ b/utils/TableGen/DAGISelEmitter.cpp
@@ -544,6 +544,8 @@
     // Pattern fragment types will be resolved when they are inlined.
     return Unknown;
   } else if (R->isSubClassOf("Register")) {
+    if (NotRegisters) 
+      return Unknown;
     // If the register appears in exactly one regclass, and the regclass has one
     // value type, use it as the known type.
     const CodeGenTarget &T = TP.getDAGISelEmitter().getTargetInfo();