Make valgrind happy.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150251 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/ARM/ARMISelLowering.cpp b/lib/Target/ARM/ARMISelLowering.cpp
index 227ef3d094f697a5a864a0bd6e9d45a611a641da..b7df378f05f428fc043fad5bb341814f1680607e 100644 (file)
--- a/lib/Target/ARM/ARMISelLowering.cpp
+++ b/lib/Target/ARM/ARMISelLowering.cpp
@@ -1903,7 +1903,7 @@ bool ARMTargetLowering::isUsedByReturnOnly(SDNode *N) const {
     return false;
 
   unsigned NumCopies = 0;
-  SDNode* Copies[2];
+  SDNode* Copies[2] = { 0, 0 };
   SDNode *Use = *N->use_begin();
   if (Use->getOpcode() == ISD::CopyToReg) {
     Copies[NumCopies++] = Use;
@@ -1938,7 +1938,7 @@ bool ARMTargetLowering::isUsedByReturnOnly(SDNode *N) const {
          UI != UE; ++UI) {
       if (UI->getOpcode() == ISD::CopyToReg) {
         SDNode *Use = *UI;
-        if (Use == Copies[0] || Use == Copies[1])
+        if (Use == Copies[0] || ((NumCopies == 2) && (Use == Copies[1])))
           continue;
         return false;
       }