squash warnings.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@61707 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 2 insertions, 1 deletions

diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp
index 3daa79ed71..4f17164ce6 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp
@@ -2019,6 +2019,7 @@ void SelectionDAGLowering::visitSwitch(SwitchInst &SI) {
   size_t numCmps = Clusterify(Cases, SI);
   DEBUG(errs() << "Clusterify finished. Total clusters: " << Cases.size()
                << ". Total compares: " << numCmps << '\n');
+  numCmps = 0;
 
   // Get the Value to be switched on and default basic blocks, which will be
   // inserted into CaseBlock records, representing basic blocks in the binary
diff --git a/lib/CodeGen/SimpleRegisterCoalescing.cpp b/lib/CodeGen/SimpleRegisterCoalescing.cpp
index cfac82613f..cfc77eef04 100644
--- a/lib/CodeGen/SimpleRegisterCoalescing.cpp
+++ b/lib/CodeGen/SimpleRegisterCoalescing.cpp
@@ -1662,7 +1662,7 @@ bool SimpleRegisterCoalescing::SimpleJoin(LiveInterval &LHS, LiveInterval &RHS){
   // optimize for it: if there is more than one value, we merge them all into
   // the lowest numbered one, then handle the interval as if we were merging
   // with one value number.
-  VNInfo *LHSValNo;
+  VNInfo *LHSValNo = NULL;
   if (EliminatedLHSVals.size() > 1) {
     // Loop through all the equal value numbers merging them into the smallest
     // one.