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f10b45b540
Right now the stdlib/overlays can compile against -Onone tests with or without -enable-ownership-stripping-after-serialization. This will help me to prevent other work going on from breaking these properties.
62 lines
1.8 KiB
Swift
62 lines
1.8 KiB
Swift
// RUN: %target-swift-frontend -emit-sil %s -parse-as-library -o /dev/null -verify
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// RUN: %target-swift-frontend -emit-sil %s -parse-as-library -o /dev/null -verify -enable-ownership-stripping-after-serialization
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var gg: Bool = false
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var rg: Int = 0
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func f1() { }
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func f2() { }
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// The old implementation of the LifetimeChecker in DefiniteInitialization had
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// an exponential computation complexity in some cases.
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// This test should finish in almost no time. With the old implementation it
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// took about 8 minutes.
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func testit() {
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var tp: (a: Int, b: Int, c: Int) // expected-note {{variable defined here}}
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tp.a = 1
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while gg {
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if gg {
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rg = tp.a
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rg = tp.b // expected-error {{variable 'tp.b' used before being initialized}}
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tp.c = 27
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}
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// Create some control flow.
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// With the old implementation each line doubles the computation time.
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if gg { f1() } else { f2() }
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if gg { f1() } else { f2() }
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if gg { f1() } else { f2() }
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if gg { f1() } else { f2() }
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if gg { f1() } else { f2() }
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if gg { f1() } else { f2() }
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if gg { f1() } else { f2() }
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if gg { f1() } else { f2() }
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if gg { f1() } else { f2() }
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if gg { f1() } else { f2() }
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if gg { f1() } else { f2() }
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if gg { f1() } else { f2() }
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if gg { f1() } else { f2() }
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if gg { f1() } else { f2() }
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if gg { f1() } else { f2() }
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if gg { f1() } else { f2() }
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if gg { f1() } else { f2() }
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if gg { f1() } else { f2() }
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if gg { f1() } else { f2() }
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if gg { f1() } else { f2() }
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if gg { f1() } else { f2() }
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if gg { f1() } else { f2() }
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if gg { f1() } else { f2() }
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if gg { f1() } else { f2() }
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if gg { f1() } else { f2() }
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if gg { f1() } else { f2() }
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if gg { f1() } else { f2() }
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if gg { f1() } else { f2() }
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if gg { f1() } else { f2() }
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}
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}
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