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27 lines
649 B
Swift
27 lines
649 B
Swift
// RUN: %target-swift-frontend %s -emit-ir -g -o - | %FileCheck %s
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// RUN: %target-swift-frontend %s -enable-upcoming-feature ImmutableWeakCaptures -emit-ir -g -o - | %FileCheck %s
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// REQUIRES: swift_feature_ImmutableWeakCaptures
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class A {
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init(handler: (() -> ())) { }
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}
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class B { }
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// CHECK: define {{.*}} @"$s11WeakCapture8functionyyF"()
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func function() {
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let b = B()
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// Ensure that the local b and its weak copy are distinct local variables.
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// CHECK: #dbg_{{.*}}(ptr [[B:.*]],
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// CHECK: #dbg_{{.*}}(ptr
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// CHECK-NOT: [[B]]
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// CHECK: call
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A(handler: { [weak b] in
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if b != nil { }
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})
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}
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function()
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