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// RUN: %empty-directory(%t)
// RUN: %target-typecheck-verify-swift -disable-implicit-concurrency-module-import \
// RUN: -disable-implicit-string-processing-module-import \
// RUN: -module-can-import Foo -module-can-import-version Bar 113.330.1.2 0.0 \
// RUN: -module-can-import-version Baz 113.330.1.2 113.330.1.2
func canImport() {
#if canImport(Foo)
let basicCheck = 1 // expected-warning {{initialization of immutable value 'basicCheck' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Foo, _version: 1)
// No actual Foo to be imported since it is not versioned.
let versionCheck = 1
#endif
}
func canImportVersioned() {
#if canImport(Bar, _version: 0)
let majorZero = 1 // expected-warning {{initialization of immutable value 'majorZero' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Bar, _version: 112)
let majorSmaller = 1 // expected-warning {{initialization of immutable value 'majorSmaller' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Bar, _version: 113)
let majorEqual = 1 // expected-warning {{initialization of immutable value 'majorEqual' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Bar, _version: 114)
let majorLarger = 1
#endif
#if canImport(Bar, _version: 113.329)
let minorSmaller = 1 // expected-warning {{initialization of immutable value 'minorSmaller' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Bar, _version: 113.330)
let minorEqual = 1 // expected-warning {{initialization of immutable value 'minorEqual' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Bar, _version: 113.331)
let minorLarger = 1
#endif
#if canImport(Bar, _version: 113.330.0)
let patchSmaller = 1 // expected-warning {{initialization of immutable value 'patchSmaller' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Bar, _version: 113.330.1)
let patchEqual = 1 // expected-warning {{initialization of immutable value 'patchEqual' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Bar, _version: 113.330.2)
let patchLarger = 1
#endif
#if canImport(Bar, _version: 113.330.1.1)
let buildSmaller = 1 // expected-warning {{initialization of immutable value 'buildSmaller' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Bar, _version: 113.330.1.2)
let buildEqual = 1 // expected-warning {{initialization of immutable value 'buildEqual' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Bar, _version: 113.330.1.3)
let buildLarger = 1
#endif
#if canImport(Bar, _version: 113.330.1.2.0) // expected-warning {{trailing components of version '113.330.1.2' are ignored}}
let extraComponent = 1 // expected-warning {{initialization of immutable value 'extraComponent' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Bar, _underlyingVersion: 113.33)
// Bar is a Swift module with no underlying clang module.
let underlyingMinorSmaller = 1
#endif
#if canImport(Bar)
let noVersion = 1 // expected-warning {{initialization of immutable value 'noVersion' was never used; consider replacing with assignment to '_' or removing it}}
#endif
}
func canImportUnderlyingVersion() {
#if canImport(Baz, _underlyingVersion: 0)
let majorZero = 1 // expected-warning {{initialization of immutable value 'majorZero' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Baz, _underlyingVersion: 112)
let majorSmaller = 1 // expected-warning {{initialization of immutable value 'majorSmaller' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Baz, _underlyingVersion: 113)
let majorEqual = 1 // expected-warning {{initialization of immutable value 'majorEqual' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Baz, _underlyingVersion: 114)
let majorLarger = 1
#endif
#if canImport(Baz, _underlyingVersion: 113.329)
let minorSmaller = 1 // expected-warning {{initialization of immutable value 'minorSmaller' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Baz, _underlyingVersion: 113.330)
let minorEqual = 1 // expected-warning {{initialization of immutable value 'minorEqual' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Baz, _underlyingVersion: 113.331)
let minorLarger = 1
#endif
#if canImport(Baz, _underlyingVersion: 113.330.0)
let patchSmaller = 1 // expected-warning {{initialization of immutable value 'patchSmaller' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Baz, _underlyingVersion: 113.330.1)
let patchEqual = 1 // expected-warning {{initialization of immutable value 'patchEqual' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Baz, _underlyingVersion: 113.330.2)
let patchLarger = 1
#endif
#if canImport(Baz, _underlyingVersion: 113.330.1.1)
let buildSmaller = 1 // expected-warning {{initialization of immutable value 'buildSmaller' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Baz, _underlyingVersion: 113.330.1.2)
let buildEqual = 1 // expected-warning {{initialization of immutable value 'buildEqual' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Baz, _underlyingVersion: 113.330.1.3)
let buildLarger = 1
#endif
#if canImport(Baz, _underlyingVersion: 113.330.1.2.0) // expected-warning {{trailing components of version '113.330.1.2' are ignored}}
let extraComponent = 1 // expected-warning {{initialization of immutable value 'extraComponent' was never used; consider replacing with assignment to '_' or removing it}}
#endif
#if canImport(Baz, _version: 113.33)
let version = 1 // expected-warning {{initialization of immutable value 'version' was never used; consider replacing with assignment to '_' or removing it}}
#endif
}
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