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19 lines
610 B
Swift
19 lines
610 B
Swift
// Constant globals on simple integer literals
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// REQUIRES: swift_feature_CompileTimeValues
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// RUN: %target-swift-frontend -emit-sil -primary-file %s -verify -enable-experimental-feature CompileTimeValues
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func bar(@const _ thing: UInt) -> UInt {
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return thing
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}
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func foo() {
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let _ = bar(42)
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let _ = bar(0xf000f000)
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#if _pointerBitWidth(_64)
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let _ = bar(0xf000f000_f000f000)
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#endif
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let _ = bar(UInt.random(in: 0..<10))
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// expected-error@-1 {{expected a compile-time value argument for a '@const' parameter}}
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// expected-error@-2 {{not supported in a constant expression}}
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}
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