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9a7a517001
Previously IRGen would force all fragile entities to have public linkage. It makes more sense to do this in SILGen instead, and only when -sil-serialize-all is on. This patch was previously committed and reverted; the optimizer issues exposed by the original version should now be fixed.
58 lines
1.9 KiB
Swift
58 lines
1.9 KiB
Swift
// RUN: rm -rf %t
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// RUN: mkdir %t
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// RUN: %target-swift-frontend -emit-module -parse-as-library -sil-serialize-all -o %t %s
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// RUN: llvm-bcanalyzer %t/serialize_attr.swiftmodule | FileCheck %s -check-prefix=BCANALYZER
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// RUN: %target-sil-opt -enable-sil-verify-all %t/serialize_attr.swiftmodule | FileCheck %s
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// BCANALYZER-NOT: UnknownCode
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// @_semantics
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// -----------------------------------------------------------------------------
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//CHECK-DAG: @_semantics("crazy") func foo()
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@_semantics("crazy") func foo() -> Int { return 5}
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// @_specialize
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// -----------------------------------------------------------------------------
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// These lines should be contiguous.
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// CHECK-DAG: @_specialize(Int, Float)
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// CHECK-DAG: func specializeThis<T, U>(_ t: T, u: U)
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@_specialize(Int, Float)
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func specializeThis<T, U>(_ t: T, u: U) {}
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protocol PP {
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associatedtype PElt
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}
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protocol QQ {
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associatedtype QElt
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}
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struct RR : PP {
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typealias PElt = Float
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}
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struct SS : QQ {
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typealias QElt = Int
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}
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struct GG<T : PP> {}
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// These three lines should be contiguous, however, there is no way to
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// sequence FileCheck directives while using CHECK-DAG as the outer
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// label, and the declaration order is unpredictable.
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//
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// CHECK-DAG: class CC<T : PP> {
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// CHECK-DAG: @_specialize(RR, SS)
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// CHECK-DAG: @inline(never) func foo<U : QQ>(_ u: U, g: GG<T>) -> (U, GG<T>)
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class CC<T : PP> {
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@inline(never)
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@_specialize(RR, SS)
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func foo<U : QQ>(_ u: U, g: GG<T>) -> (U, GG<T>) {
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return (u, g)
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}
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}
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// CHECK-DAG: sil [fragile] [_specialize <Int, Float>] @_TF14serialize_attr14specializeThisu0_rFTx1uq__T_ : $@convention(thin) <T, U> (@in T, @in U) -> () {
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// CHECK-DAG: sil [fragile] [noinline] [_specialize <RR, Float, SS, Int>] @_TFC14serialize_attr2CC3foouRd__S_2QQrfTqd__1gGVS_2GGx__Tqd__GS2_x__ : $@convention(method) <T where T : PP><U where U : QQ> (@in U, GG<T>, @guaranteed CC<T>) -> (@out U, GG<T>) {
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