[PATCH] D113468: Fix nondeterminism in debuginfo generation

[Nikita Popov via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rG3c47c5ca13b8: [RegAllocFast] Fix nondeterminism in debuginfo generation (authored by yanok, committed by nikic).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D113468/new/

https://reviews.llvm.org/D113468

Files:
  llvm/lib/CodeGen/RegAllocFast.cpp


Index: llvm/lib/CodeGen/RegAllocFast.cpp
===================================================================
--- llvm/lib/CodeGen/RegAllocFast.cpp
+++ llvm/lib/CodeGen/RegAllocFast.cpp
@@ -15,6 +15,7 @@
 #include "llvm/ADT/ArrayRef.h"
 #include "llvm/ADT/DenseMap.h"
 #include "llvm/ADT/IndexedMap.h"
+#include "llvm/ADT/MapVector.h"
 #include "llvm/ADT/SmallSet.h"
 #include "llvm/ADT/SmallVector.h"
 #include "llvm/ADT/SparseSet.h"
@@ -432,7 +433,7 @@
   // every definition of it, meaning we can switch all the DBG_VALUEs over
   // to just reference the stack slot.
   SmallVectorImpl<MachineOperand *> &LRIDbgOperands = LiveDbgValueMap[VirtReg];
-  SmallDenseMap<MachineInstr *, SmallVector<const MachineOperand *>>
+  SmallMapVector<MachineInstr *, SmallVector<const MachineOperand *>, 2>
       SpilledOperandsMap;
   for (MachineOperand *MO : LRIDbgOperands)
     SpilledOperandsMap[MO->getParent()].push_back(MO);


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