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Skip debug info intrinsics.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98584 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -43,6 +43,7 @@
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#include "llvm/BasicBlock.h"
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#include "llvm/Constants.h"
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#include "llvm/Instructions.h"
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#include "llvm/IntrinsicInst.h"
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#include "llvm/LLVMContext.h"
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#include "llvm/Type.h"
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#include "llvm/Analysis/Dominators.h"
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@ -556,6 +557,9 @@ void IndVarSimplify::SinkUnusedInvariants(Loop *L) {
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// dominates the exit block.
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if (I->mayHaveSideEffects() || I->mayReadFromMemory())
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continue;
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// Skip debug info intrinsics.
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if (isa<DbgInfoIntrinsic>(I))
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continue;
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// Don't sink static AllocaInsts out of the entry block, which would
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// turn them into dynamic allocas!
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if (AllocaInst *AI = dyn_cast<AllocaInst>(I))
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