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3ee09a2298
Rather than blanket-disabling concurrency tests when we aren't using a just-built concurrency library, enable them whenever we have a suitable concurrency runtime, either just-built, in the OS, or via the back-deployment libraries.
35 lines
1.1 KiB
Swift
35 lines
1.1 KiB
Swift
// RUN: %empty-directory(%t)
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// RUN: %target-build-swift -Xfrontend -disable-availability-checking -g %s -emit-ir -parse-as-library -module-name main | %FileCheck %s --check-prefix=CHECK-LL
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// RUN: %target-build-swift -Xfrontend -disable-availability-checking -g %s -parse-as-library -module-name main -o %t/main %target-rpath(%t)
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// RUN: %target-codesign %t/main
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// RUN: %target-run %t/main | %FileCheck %s
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// REQUIRES: executable_test
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// REQUIRES: swift_test_mode_optimize_none
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// REQUIRES: concurrency
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// REQUIRES: concurrency_runtime
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// UNSUPPORTED: back_deployment_runtime
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import _Concurrency
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struct G<T> {
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// CHECK-LL: @"$s4main1GV19theMutatingFunctionyqd__qd__YalFTu" = hidden global %swift.async_func_pointer
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// CHECK-LL: define hidden swift{{(tail)?}}cc void @"$s4main1GV19theMutatingFunctionyqd__qd__YalF"(
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mutating func theMutatingFunction<U>(_ u: U) async -> U {
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return u
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}
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}
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func theMutatingCaller<T, U>(_ g: inout G<T>, _ u: U) async -> U {
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return await g.theMutatingFunction(u)
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}
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@main struct Main {
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static func main() async {
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var g = G<Int>()
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let i = await theMutatingCaller(&g, 3)
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// CHECK: 3
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print(i)
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}
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}
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