test/Driver/swift-version.swift

// RUN: not %target-swiftc_driver -swift-version foo %s 2>&1 | %FileCheck --check-prefix BAD %s
// RUN: not %target-swiftc_driver -swift-version 1 %s 2>&1 | %FileCheck --check-prefix BAD %s
// RUN: not %target-swiftc_driver -swift-version 2 %s 2>&1 | %FileCheck --check-prefix BAD %s
// RUN: not %target-swiftc_driver -swift-version 2.3 %s 2>&1 | %FileCheck --check-prefix BAD %s
// RUN: not %target-swiftc_driver -swift-version 7 %s 2>&1 | %FileCheck --check-prefix BAD %s
// RUN: not %target-swiftc_driver -swift-version 7.2 %s 2>&1 | %FileCheck --check-prefix BAD %s
// RUN: not %target-swiftc_driver -swift-version 3.0 %s 2>&1 | %FileCheck --check-prefix BAD %s
// RUN: not %target-swiftc_driver -swift-version 3.3 %s 2>&1 | %FileCheck --check-prefix BAD %s
// RUN: not %target-swiftc_driver -swift-version 4.3 %s 2>&1 | %FileCheck --check-prefix BAD %s
// RUN: not %target-swiftc_driver -swift-version 5.1 %s 2>&1 | %FileCheck --check-prefix BAD %s

// RUN: not %target-swiftc_driver -swift-version 4 -typecheck %s 2>&1 | %FileCheck --check-prefix ERROR_4 %s
// RUN: not %target-swiftc_driver -swift-version 5 -typecheck %s 2>&1 | %FileCheck --check-prefix ERROR_5 %s

// BAD: invalid value
// BAD: note: valid arguments to '-swift-version' are '4', '4.2', '5'

#if swift(>=3)
asdf
// ERROR_4: [[@LINE-1]]:1: error: {{use of unresolved identifier}}
// ERROR_5: [[@LINE-2]]:1: error: {{use of unresolved identifier}}
#else
jkl
#endif

#if swift(>=3.1)
asdf
// ERROR_4: [[@LINE-1]]:1: error: {{use of unresolved identifier}}
// ERROR_5: [[@LINE-2]]:1: error: {{use of unresolved identifier}}
#else
jkl
#endif

#if swift(>=4)
asdf 
// ERROR_4: [[@LINE-1]]:1: error: {{use of unresolved identifier}}
// ERROR_5: [[@LINE-2]]:1: error: {{use of unresolved identifier}}
#else
jkl
#endif

#if swift(>=4.1)
asdf
// ERROR_4: [[@LINE-1]]:1: error: {{use of unresolved identifier}}
// ERROR_5: [[@LINE-2]]:1: error: {{use of unresolved identifier}}
#else
jkl
#endif

#if swift(>=5)
asdf
// ERROR_5: [[@LINE-1]]:1: error: {{use of unresolved identifier}}
#else
jkl
// ERROR_4: [[@LINE-1]]:1: error: {{use of unresolved identifier}}
#endif