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12 lines
263 B
Swift
12 lines
263 B
Swift
// RUN: %target-swift-frontend %s -emit-ir
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// Test case submitted to project by https://github.com/tmu (Teemu Kurppa)
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extension String : RangeReplaceableCollectionType {}
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func f<S : RangeReplaceableCollectionType>(seq: S) -> S {
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return S() + seq
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}
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f("a")
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