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48 lines
3.0 KiB
Swift
48 lines
3.0 KiB
Swift
// Make sure that hasFeature(ConciseMagicFile) evaluates true when provided
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// explicitly.
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// RUN: %target-typecheck-verify-swift -enable-upcoming-feature ConciseMagicFile
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// Make sure that hasFeature(ConciseMagicFile) evaluates true in Swift 6.
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// RUN: %target-typecheck-verify-swift -swift-version 6
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// Make sure that hasFeature(ConciseMagicFile) is off prior to Swift 6.
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// RUN: %target-typecheck-verify-swift -verify-additional-prefix swift5-
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// It's fine to provide a feature that we don't know about.
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// RUN: %target-typecheck-verify-swift -enable-upcoming-feature ConciseMagicFile -enable-upcoming-feature UnknownFeature
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// RUN: %target-typecheck-verify-swift -enable-upcoming-feature UnknownFeature -enable-upcoming-feature ConciseMagicFile
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// When -disable-upcoming-feature is specified, leave the feature disabled.
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// RUN: %target-typecheck-verify-swift -disable-upcoming-feature ConciseMagicFile -verify-additional-prefix swift5-
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// When both -enable-upcoming-feature and -disable-upcoming-feature are
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// specified, the result depends on the order.
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// RUN: %target-typecheck-verify-swift -enable-upcoming-feature ConciseMagicFile -disable-upcoming-feature ConciseMagicFile -verify-additional-prefix swift5-
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// RUN: %target-typecheck-verify-swift -disable-upcoming-feature ConciseMagicFile -enable-upcoming-feature ConciseMagicFile
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// For compatibility when a feature graduates, it's fine to refer to an
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// upcoming feature as an experimental feature.
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// RUN: %target-typecheck-verify-swift -enable-experimental-feature ConciseMagicFile
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// A feature that has graduated can also be disabled as an experimental feature.
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// RUN: %target-typecheck-verify-swift -disable-experimental-feature ConciseMagicFile -verify-additional-prefix swift5-
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// RUN: %target-typecheck-verify-swift -enable-experimental-feature ConciseMagicFile -disable-experimental-feature ConciseMagicFile -verify-additional-prefix swift5-
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// RUN: %target-typecheck-verify-swift -disable-experimental-feature ConciseMagicFile -enable-experimental-feature ConciseMagicFile
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// RUN: %target-typecheck-verify-swift -enable-upcoming-feature ConciseMagicFile -disable-experimental-feature ConciseMagicFile -verify-additional-prefix swift5-
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// Warn about enabled features that are implied by the specified language version.
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// RUN: %target-swift-frontend -typecheck -enable-upcoming-feature ConciseMagicFile -swift-version 6 %s 2>&1 | %FileCheck %s
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// RUN: %target-swift-frontend -typecheck -disable-upcoming-feature ConciseMagicFile -swift-version 6 %s 2>&1 | %FileCheck %s
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// RUN: %target-swift-frontend -typecheck -enable-experimental-feature ConciseMagicFile -swift-version 6 %s 2>&1 | %FileCheck %s
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// RUN: %target-swift-frontend -typecheck -disable-experimental-feature ConciseMagicFile -swift-version 6 %s 2>&1 | %FileCheck %s
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// REQUIRES: swift_feature_ConciseMagicFile
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// CHECK: warning: upcoming feature 'ConciseMagicFile' is already enabled as of Swift version 6
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#if hasFeature(ConciseMagicFile)
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let x = 0
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#else
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let y = boom // expected-swift5-error{{'boom'}}
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#endif
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