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0e58b7fd14
Adds the -vfsoverlay frontend option that enables the user to pass VFS overlay YAML files to Swift. These files define a (potentially many-layered) virtual mapping on which we predicate a VFS. Switch all input-based memory buffer reads in the Frontend to the new FileSystem-based approach.
38 lines
1.3 KiB
Swift
38 lines
1.3 KiB
Swift
func markUsed<T>(_ t: T) {}
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func f() {
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if 1==1 {
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#sourceLocation(file: "abc.swift", line: 42)
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markUsed("Hello World")
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#sourceLocation()
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}
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markUsed("Test")
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#sourceLocation(file: "abc.swift", line: 142)
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markUsed("abc again")
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#sourceLocation(file: "def.swift", line: 142)
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markUsed("jump directly to def")
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}
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// RUN: %target-swift-frontend -primary-file %s -S -g -o - | %FileCheck %s
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// CHECK: .file [[MAIN:.*]] "{{.*}}line-directive.swift"
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// CHECK: .loc [[MAIN]] 1
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// CHECK: .file [[ABC:.*]] "abc.swift"
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// CHECK: .loc [[ABC]] 42
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// CHECK: .loc [[MAIN]] 8
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// CHECK: .loc [[ABC]] 142
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// CHECK: .file [[DEF:.*]] "def.swift"
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// CHECK: .loc [[DEF]] 142
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// CHECK: .asciz "{{.*}}test/DebugInfo"
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// RUN: %empty-directory(%t)
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// RUN: sed -e "s:LINE_DIRECTIVE_DIR:%S:g" %S/Inputs/vfsoverlay.yaml > %t/overlay.yaml
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// RUN: %target-swift-frontend -vfsoverlay %t/overlay.yaml -primary-file %S/vfs-relocated-line-directive.swift -S -g -o - | %FileCheck -check-prefix=VFS %s
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// VFS: .file [[MAIN:.*]] "{{.*}}vfs-relocated-line-directive.swift"
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// VFS: .loc [[MAIN]] 1
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// VFS: .file [[ABC:.*]] "abc.swift"
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// VFS: .loc [[ABC]] 42
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// VFS: .loc [[MAIN]] 8
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// VFS: .loc [[ABC]] 142
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// VFS: .file [[DEF:.*]] "def.swift"
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// VFS: .loc [[DEF]] 142
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// VFS: .asciz "{{.*}}test/DebugInfo"
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