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Merge remote-tracking branch 'origin/master' into master-rebranch

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swift-ci
2020-02-05 17:44:45 -08:00
parent cf3c4aa3f5 0cdaeb5708
commit 70ebdb7629
13 changed files with 286 additions and 142 deletions
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4
lib/SILOptimizer/LoopTransforms/COWArrayOpt.cpp
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@@ -314,6 +314,7 @@ static bool isNonMutatingArraySemanticCall(SILInstruction *Inst) {
case ArrayCallKind::kWithUnsafeMutableBufferPointer:
case ArrayCallKind::kArrayInit:
case ArrayCallKind::kArrayUninitialized:
case ArrayCallKind::kArrayUninitializedIntrinsic:
case ArrayCallKind::kAppendContentsOf:
case ArrayCallKind::kAppendElement:
return false;
@@ -662,7 +663,8 @@ bool COWArrayOpt::hasLoopOnlyDestructorSafeArrayOperations() {
auto Kind = Sem.getKind();
// Safe because they create new arrays.
if (Kind == ArrayCallKind::kArrayInit ||
Kind == ArrayCallKind::kArrayUninitialized)
Kind == ArrayCallKind::kArrayUninitialized ||
Kind == ArrayCallKind::kArrayUninitializedIntrinsic)
continue;
// All array types must be the same. This is a stronger guaranteed than
// we actually need. The requirement is that we can't create another