Minor bug fix.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34985 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/RegisterScavenging.cpp b/lib/CodeGen/RegisterScavenging.cpp
index 6197430b39fb0db437c578eb04a2ad0b5c5f2adf..d73dd3d757e44ea1cf3c20acaef12dd04bf5fc86 100644 (file)
--- a/lib/CodeGen/RegisterScavenging.cpp
+++ b/lib/CodeGen/RegisterScavenging.cpp
@@ -50,6 +50,8 @@ void RegScavenger::enterBasicBlock(MachineBasicBlock *mbb) {
   }
 
   MBB = mbb;
+  ScavengedReg = 0;
+  ScavengedRC = NULL;
 
   // All registers started out unused.
   RegStates.set();