[AMDGPU] Fix uninit'ed var (RevisitLoop)

Differential Revision: https://reviews.llvm.org/D33907

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@304729 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/AMDGPU/SIInsertWaitcnts.cpp b/lib/Target/AMDGPU/SIInsertWaitcnts.cpp
index c10badb..0f009a4 100644 (file)
--- a/lib/Target/AMDGPU/SIInsertWaitcnts.cpp
+++ b/lib/Target/AMDGPU/SIInsertWaitcnts.cpp
@@ -229,7 +229,7 @@ public:
                      MachineInstr &MI);
 
   BlockWaitcntBrackets()
-      : WaitAtBeginning(false), ValidLoop(false), MixedExpTypes(false),
+      : WaitAtBeginning(false), RevisitLoop(false), ValidLoop(false), MixedExpTypes(false),
         LoopRegion(NULL), PostOrder(0), Waitcnt(NULL), VgprUB(0), SgprUB(0) {
     for (enum InstCounterType T = VM_CNT; T < NUM_INST_CNTS;
          T = (enum InstCounterType)(T + 1)) {