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01e3bd0636
The attribute has to be available without feature flag on so that it could be adopted preemptively, before the behavior change.
17 lines
794 B
Swift
17 lines
794 B
Swift
// RUN: %target-typecheck-verify-swift -parse-as-library -disable-experimental-parser-round-trip -verify-additional-prefix disabled-
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// RUN: %target-typecheck-verify-swift -parse-as-library -verify-additional-prefix enabled- -enable-experimental-feature ABIAttribute
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// REQUIRES: asserts
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// This test checks whether DECL_ATTR_FEATURE_REQUIREMENT is being applied correctly.
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// It is expected to need occasional edits as experimental features are stabilized.
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@abi(func fn())
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func fn() {} // expected-disabled-error@-1 {{'abi' attribute is only valid when experimental feature ABIAttribute is enabled}}
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#if hasAttribute(abi)
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#error("does have @abi") // expected-enabled-error {{does have @abi}}
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#else
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#error("doesn't have @abi") // expected-disabled-error {{doesn't have @abi}}
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#endif
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