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[SCCP] Drop unused early exit from visitStoreInst (NFC).

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There are no lattice values associated with store instructions
directly. They will never get marked as overdefined.
This commit is contained in:
Florian Hahn 2020-04-18 19:44:54 +01:00
parent ababa31040
commit d2f9da4a0a
1 changed files with 0 additions and 5 deletions
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5
lib/Transforms/Scalar/SCCP.cpp
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@ -1061,11 +1061,6 @@ void SCCPSolver::visitStoreInst(StoreInst &SI) {
if (TrackedGlobals.empty() || !isa<GlobalVariable>(SI.getOperand(1)))
return;
// ResolvedUndefsIn might mark I as overdefined. Bail out, even if we would
// discover a concrete value later.
if (isOverdefined(ValueState[&SI]))
return (void)markOverdefined(&SI);
GlobalVariable *GV = cast<GlobalVariable>(SI.getOperand(1));
auto I = TrackedGlobals.find(GV);
if (I == TrackedGlobals.end())