[llvm] 5a0d6cd - [InstSimplify] Make sure CanUseUndef is initialized in all cases.

[Florian Hahn via llvm-commits]

Author: Florian Hahn
Date: 2020-08-09T19:47:16+01:00
New Revision: 5a0d6cdbd16c80d39e3a237582f6bb47aadacb67

URL: https://github.com/llvm/llvm-project/commit/5a0d6cdbd16c80d39e3a237582f6bb47aadacb67
DIFF: https://github.com/llvm/llvm-project/commit/5a0d6cdbd16c80d39e3a237582f6bb47aadacb67.diff

LOG: [InstSimplify] Make sure CanUseUndef is initialized in all cases.

This should fix a bunch of buildbot failures.

Added: 
    

Modified: 
    llvm/include/llvm/Analysis/InstructionSimplify.h

Removed: 
    


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diff  --git a/llvm/include/llvm/Analysis/InstructionSimplify.h b/llvm/include/llvm/Analysis/InstructionSimplify.h
index 255a6bec471b..06dc195979c9 100644
--- a/llvm/include/llvm/Analysis/InstructionSimplify.h
+++ b/llvm/include/llvm/Analysis/InstructionSimplify.h
@@ -101,7 +101,7 @@ struct SimplifyQuery {
   /// Controls whether simplifications are allowed to constrain the range of
   /// possible values for uses of undef. If it is false, simplifications are not
   /// allowed to assume a particular value for a use of undef for example.
-  bool CanUseUndef;
+  bool CanUseUndef = true;
 
   SimplifyQuery(const DataLayout &DL, const Instruction *CXTI = nullptr)
       : DL(DL), CxtI(CXTI) {}