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3aa0f68512
Fixes a crash where we tried to natively vtable dispatch these methods, even when they were in extensions, causing the crash in rdar://problem/18088026. Swift SVN r24619
56 lines
1.6 KiB
Swift
56 lines
1.6 KiB
Swift
// RUN: %target-swift-frontend -emit-silgen %s | FileCheck %s
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class Foo {
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// CHECK-LABEL: sil hidden @_TFC10extensions3Foo3zimfS0_FT_T_
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func zim() {}
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}
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extension Foo {
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// CHECK-LABEL: sil hidden @_TFC10extensions3Foo4zangfS0_FT_T_
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func zang() {}
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// CHECK-LABEL: sil hidden @_TFC10extensions3Foog7zippitySi
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var zippity: Int { return 0 }
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dynamic func kay() {}
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dynamic var cox: Int { return 0 }
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}
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struct Bar {
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// CHECK-LABEL: sil hidden @_TFV10extensions3Bar4zungfS0_FT_T_
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func zung() {}
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}
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extension Bar {
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// CHECK-LABEL: sil hidden @_TFV10extensions3Bar4zoomfS0_FT_T_
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func zoom() {}
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}
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// CHECK-LABEL: sil hidden @_TF10extensions19extensionReferencesFCS_3FooT_
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func extensionReferences(x: Foo) {
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// Non-objc extension methods are statically dispatched.
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// CHECK: function_ref @_TFC10extensions3Foo4zangfS0_FT_T_
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x.zang()
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// CHECK: function_ref @_TFC10extensions3Foog7zippitySi
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let _ = x.zippity
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// dynamic extension methods are still dynamically dispatched.
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// CHECK: class_method [volatile] %0 : $Foo, #Foo.kay!1.foreign
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x.kay()
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// CHECK: class_method [volatile] %0 : $Foo, #Foo.cox!getter.1.foreign
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let _ = x.cox
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}
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func extensionMethodCurrying(x: Foo) {
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let _ = x.zang
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let _ = x.kay
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}
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// CHECK-LABEL: sil shared @_TFC10extensions3Foo4zangFS0_FT_T_
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// CHECK: function_ref @_TFC10extensions3Foo4zangfS0_FT_T_
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// CHECK: sil shared @_TFC10extensions3Foo3kayFS0_FT_T_
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// CHECK: function_ref @_TTDFC10extensions3Foo3kayfS0_FT_T_
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// CHECK: sil shared [transparent] @_TTDFC10extensions3Foo3kayfS0_FT_T_
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// CHECK: class_method [volatile] %0 : $Foo, #Foo.kay!1.foreign
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