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SILGen: Remaining fixes for @callee_guaranteed closures and enable it

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- Fix block to func reabstraction thunks block argument handling
- Forward cast ownership
- Fix applyPartiallyAppliedSuperMethod ownership for @callee_guaranteed closures
- Avoid a copy in buildBlockToFuncThunkBody
- Update tests for callee_guaranteed closures

SR-5441
rdar://33255593
This commit is contained in:
Arnold Schwaighofer
2017-11-05 15:57:51 -08:00
parent 4096000530
commit 0971d82f70
108 changed files with 1551 additions and 1351 deletions
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5
test/SILGen/unmanaged.swift
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@@ -46,12 +46,13 @@ func get(holder holder: inout Holder) -> C {
func project(fn fn: () -> Holder) -> C {
return fn().value
}
// CHECK-LABEL:sil hidden @_T09unmanaged7projectAA1CCAA6HolderVyc2fn_tF : $@convention(thin) (@owned @noescape @callee_owned () -> Holder) -> @owned C
// CHECK: bb0([[FN:%.*]] : $@noescape @callee_owned () -> Holder):
// CHECK-LABEL:sil hidden @_T09unmanaged7projectAA1CCAA6HolderVyc2fn_tF : $@convention(thin) (@owned @noescape @callee_guaranteed () -> Holder) -> @owned C
// CHECK: bb0([[FN:%.*]] : $@noescape @callee_guaranteed () -> Holder):
// CHECK: strong_retain [[FN]]
// CHECK-NEXT: [[T0:%.*]] = apply [[FN]]()
// CHECK-NEXT: [[T1:%.*]] = struct_extract [[T0]] : $Holder, #Holder.value
// CHECK-NEXT: [[T2:%.*]] = unmanaged_to_ref [[T1]]
// CHECK-NEXT: strong_retain [[T2]]
// CHECK-NEXT: strong_release [[FN]]
// CHECK-NEXT: strong_release [[FN]]
// CHECK-NEXT: return [[T2]]