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The use of 'nocapture' for parameters and return values is incorrect for C++ types, as they can actually capture a pointer into its own value (e.g. std::string in libstdc++) rdar://115062687
27 lines
1015 B
Plaintext
27 lines
1015 B
Plaintext
// RUN: %target-swift-frontend -emit-ir %s | %FileCheck %s -DINT=i%target-ptrsize
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import Swift
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sil @take_any_error : $@convention(thin) <T: Error> (@in T) -> ()
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// CHECK-LABEL: swiftcc void @test(ptr
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sil @test : $@convention(thin) (@in Error) -> () {
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entry(%0 : $*Error):
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// CHECK: [[ERROR_METADATA:%.*]] = call {{.*}}@"$ss5Error_pMD"
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// CHECK-NEXT: call swiftcc void @take_any_error(ptr noalias %0, ptr [[ERROR_METADATA]], ptr @"$ss5ErrorWS")
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// CHECK-NEXT: ret void
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%take = function_ref @take_any_error : $@convention(thin) <T: Error> (@in T) -> ()
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apply %take<Error>(%0) : $@convention(thin) <T: Error> (@in T) -> ()
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%ret = tuple ()
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return %ret : $()
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}
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sil @partial_apply_test : $@convention(thin) (@in Error) -> () {
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entry(%0 : $*Error):
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%take = function_ref @take_any_error : $@convention(thin) <T: Error> (@in T) -> ()
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%fn = partial_apply %take<Error>(%0) : $@convention(thin) <T: Error> (@in T) -> ()
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release_value %fn : $@callee_owned () ->()
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%ret = tuple ()
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return %ret : $()
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}
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