[PATCH] D150420: [LiveDebugValues] Initialized variable to avoid msan reports

[Vitaly Buka via Phabricator via llvm-commits]

vitalybuka updated this revision to Diff 522716.
vitalybuka added a comment.

use -1


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D150420/new/

https://reviews.llvm.org/D150420

Files:
  llvm/lib/CodeGen/LiveDebugValues/InstrRefBasedImpl.h


Index: llvm/lib/CodeGen/LiveDebugValues/InstrRefBasedImpl.h
===================================================================
--- llvm/lib/CodeGen/LiveDebugValues/InstrRefBasedImpl.h
+++ llvm/lib/CodeGen/LiveDebugValues/InstrRefBasedImpl.h
@@ -656,7 +656,7 @@
 
   // If we discover a new machine location, assign it an mphi with this
   // block number.
-  unsigned CurBB = 0; // FIXME: https://reviews.llvm.org/D150420
+  unsigned CurBB = -1;
 
   /// Cached local copy of the number of registers the target has.
   unsigned NumRegs;
@@ -1094,7 +1094,7 @@
   MLocTracker *MTracker = nullptr;
 
   /// Number of the current block LiveDebugValues is stepping through.
-  unsigned CurBB;
+  unsigned CurBB = -1;
 
   /// Number of the current instruction LiveDebugValues is evaluating.
   unsigned CurInst;


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