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-rw-r--r--llvm/lib/Transforms/Utils/SimplifyCFG.cpp10
1 files changed, 0 insertions, 10 deletions
diff --git a/llvm/lib/Transforms/Utils/SimplifyCFG.cpp b/llvm/lib/Transforms/Utils/SimplifyCFG.cpp
index 75c9650..94b0ab8 100644
--- a/llvm/lib/Transforms/Utils/SimplifyCFG.cpp
+++ b/llvm/lib/Transforms/Utils/SimplifyCFG.cpp
@@ -2227,16 +2227,6 @@ static bool canSinkInstructions(
return I->getOperand(OI) == I0->getOperand(OI);
};
if (!all_of(Insts, SameAsI0)) {
- // SROA can't speculate lifetime markers of selects/phis, and the
- // backend may handle such lifetimes incorrectly as well (#104776).
- // Don't sink lifetimes if it would introduce a phi on the pointer
- // argument.
- if (isa<LifetimeIntrinsic>(I0) && OI == 1 &&
- any_of(Insts, [](const Instruction *I) {
- return isa<AllocaInst>(I->getOperand(1)->stripPointerCasts());
- }))
- return false;
-
if ((isa<Constant>(Op) && !replacingOperandWithVariableIsCheap(I0, OI)) ||
!canReplaceOperandWithVariable(I0, OI))
// We can't create a PHI from this GEP.