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4858cb6225
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
75 lines
2.3 KiB
Swift
75 lines
2.3 KiB
Swift
// RUN: %swift -prespecialize-generic-metadata -target %module-target-future -emit-ir %s | %FileCheck %s -DINT=i%target-ptrsize -DALIGNMENT=%target-alignment
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// REQUIRES: VENDOR=apple || OS=linux-gnu
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// UNSUPPORTED: CPU=i386 && OS=ios
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// UNSUPPORTED: CPU=armv7 && OS=ios
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// UNSUPPORTED: CPU=armv7s && OS=ios
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// CHECK: @"$sytN" = external{{( dllimport)?}} global %swift.full_existential_type
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// CHECK: @"$s4main5ValueVySiGMf" = linkonce_odr hidden constant <{
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// CHECK-SAME: ptr,
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// CHECK-SAME: [[INT]],
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// CHECK-SAME: ptr,
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// CHECK-SAME: ptr,
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// CHECK-SAME: ptr,
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// CHECK-SAME: ptr,
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// CHECK-SAME: ptr,
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// CHECK-SAME: i32{{(, \[4 x i8\])?}},
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// CHECK-SAME: i64
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// CHECK-SAME: }> <{
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// ptr @"$sB[[INT]]_WV",
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// ptr {{[^@]*}}@"$s4main5ValueVySiGWV"{{[^,]*}},
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// CHECK-SAME: [[INT]] 512,
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// CHECK-SAME: $s4main5ValueVMn
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// CHECK-SAME: $sSiN
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// CHECK-SAME: $sSi4main1PAAWP
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// CHECK-SAME: $sSi4main1QAAWP
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// CHECK-SAME: $sSi4main1RAAWP
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// CHECK-SAME: i32 0{{(, \[4 x i8\] zeroinitializer)?}},
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// CHECK-SAME: i64 3
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// CHECK-SAME: }>, align [[ALIGNMENT]]
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protocol P {}
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protocol Q {}
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protocol R {}
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extension Int : P {}
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extension Int : Q {}
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extension Int : R {}
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struct Value<First : P & Q & R> {
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let first: First
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}
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@inline(never)
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func consume<T>(_ t: T) {
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withExtendedLifetime(t) { t in
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}
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}
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// CHECK: define hidden swiftcc void @"$s4main4doityyF"() #{{[0-9]+}} {
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// CHECK: call swiftcc void @"$s4main7consumeyyxlF"(
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// CHECK-SAME: ptr noalias %{{[0-9]+}},
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// CHECK-SAME: ptr getelementptr inbounds (
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// CHECK-SAME: %swift.full_type,
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// CHECK-SAME: $s4main5ValueVySiGMf
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// CHECK-SAME: i32 0,
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// CHECK-SAME: i32 2
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// CHECK-SAME: )
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// CHECK-SAME: )
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// CHECK: }
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func doit() {
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consume( Value(first: 13) )
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}
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doit()
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// CHECK: ; Function Attrs: noinline nounwind
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// CHECK: define hidden swiftcc %swift.metadata_response @"$s4main5ValueVMa"([[INT]] %0, ptr %1) #{{[0-9]+}} {{(section)?.*}}{
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// CHECK: entry:
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// CHECK: {{%[0-9]+}} = call swiftcc %swift.metadata_response @swift_getCanonicalPrespecializedGenericMetadata(
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// CHECK-SAME: [[INT]] %0,
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// CHECK-SAME: ptr %1,
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// CHECK-SAME: $s4main5ValueVMn
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// CHECK-SAME: $s4main5ValueVMz
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// CHECK: ret %swift.metadata_response {{%[0-9]+}}
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// CHECK: }
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