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Diffstat (limited to 'lib/Transforms/InstCombine/InstructionCombining.cpp')
| -rw-r--r-- | lib/Transforms/InstCombine/InstructionCombining.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/Transforms/InstCombine/InstructionCombining.cpp b/lib/Transforms/InstCombine/InstructionCombining.cpp index 37123d0621..d88162a703 100644 --- a/lib/Transforms/InstCombine/InstructionCombining.cpp +++ b/lib/Transforms/InstCombine/InstructionCombining.cpp @@ -1648,6 +1648,10 @@ bool InstCombiner::runOnFunction(Function &F) { bool EverMadeChange = false; + // Lower dbg.declare intrinsics otherwise their value may be clobbered + // by instcombiner. + EverMadeChange = LowerDbgDeclare(F); + // Iterate while there is work to do. unsigned Iteration = 0; while (DoOneIteration(F, Iteration++)) |