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22 lines
672 B
Swift
22 lines
672 B
Swift
// RUN: %empty-directory(%t)
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// RUN: %target-swift-frontend -emit-module %S/Inputs/sil_witness_tables_external_input.swift -o %t/Swift.swiftmodule -parse-stdlib -parse-as-library -module-name Swift -module-link-name swiftCore
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// RUN: %target-swift-frontend -O -I %t %s -emit-sil | %FileCheck %s
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import Swift
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// Make sure the specializer produces an external witness table.
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//
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// CHECK: sil_witness_table public_external [serialized] X: P module Swift {
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func doSomething<T : P>(_ t : T) -> Y {
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return t.doSomething()
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}
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func done() -> Y {
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let x = X()
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return doSomething(x)
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}
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// Make sure dead function elimination does not get rid of done and doSomething.
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done()
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