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[cast-optimizer] Fix a small bug related to opened existentials tracking

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Fixes rdar://32124747
This commit is contained in:
Roman Levenstein
2017-05-11 11:47:24 -07:00
parent 40231ef18f
commit ecf1c09eca
2 changed files with 18 additions and 0 deletions
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4
lib/SILOptimizer/Utils/Local.cpp
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@@ -2232,6 +2232,8 @@ CastOptimizer::optimizeCheckedCastBranchInst(CheckedCastBranchInst *Inst) {
auto CanMetaTy = CanTypeWrapper<MetatypeType>(MetaTy);
auto SILMetaTy = SILType::getPrimitiveObjectType(CanMetaTy);
SILBuilderWithScope B(Inst);
B.getOpenedArchetypes().addOpenedArchetypeOperands(
FoundIEI->getTypeDependentOperands());
auto *MI = B.createMetatype(FoundIEI->getLoc(), SILMetaTy);
auto *NewI = B.createCheckedCastBranch(Loc, /* isExact */ false, MI,
@@ -2290,6 +2292,8 @@ CastOptimizer::optimizeCheckedCastBranchInst(CheckedCastBranchInst *Inst) {
auto CanMetaTy = CanTypeWrapper<MetatypeType>(MetaTy);
auto SILMetaTy = SILType::getPrimitiveObjectType(CanMetaTy);
SILBuilderWithScope B(Inst);
B.getOpenedArchetypes().addOpenedArchetypeOperands(
FoundIERI->getTypeDependentOperands());
auto *MI = B.createMetatype(FoundIERI->getLoc(), SILMetaTy);
auto *NewI = B.createCheckedCastBranch(Loc, /* isExact */ false, MI,