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Build an accurate macro dependency for swift caching. Specifically, do not include not used macro plugins into the dependency, which might cause false negatives for cache hits. This also builds the foundation for future improvement when dependency scanning will determine the macro plugin to load and swift-frontend do not need to redo the work. rdar://127116512
87 lines
3.6 KiB
Swift
87 lines
3.6 KiB
Swift
// REQUIRES: swift_swift_parser
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/// Test loading and external library through `-load-plugin-library`
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/// TODO: switch this test case to use `-external-plugin-path`.
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// RUN: %empty-directory(%t)
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// RUN: %empty-directory(%t/plugins)
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// RUN: split-file %s %t
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//
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//== Build the plugin library
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// RUN: %host-build-swift \
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// RUN: -swift-version 5 \
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// RUN: -emit-library \
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// RUN: -o %t/plugins/%target-library-name(MacroDefinition) \
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// RUN: -module-name=MacroDefinition \
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// RUN: %S/../Macros/Inputs/syntax_macro_definitions.swift \
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// RUN: -g -no-toolchain-stdlib-rpath
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/// No macro plugin when macro not used.
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// RUN: %target-swift-frontend -scan-dependencies -module-load-mode prefer-serialized -module-name MyApp -module-cache-path %t/clang-module-cache -O \
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// RUN: -disable-implicit-string-processing-module-import -disable-implicit-concurrency-module-import \
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// RUN: %t/nomacro.swift -o %t/deps1.json -swift-version 5 -cache-compile-job -cas-path %t/cas -external-plugin-path %t/plugins#%swift-plugin-server
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// RUN: %S/Inputs/SwiftDepsExtractor.py %t/deps1.json MyApp casFSRootID > %t/no_macro_fs.casid
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// RUN: llvm-cas -cas %t/cas -ls-tree-recursive @%t/no_macro_fs.casid | %FileCheck %s --check-prefix=NO-MACRO
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// NO-MACRO-NOT: MacroDefinition
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// RUN: %target-swift-frontend -scan-dependencies -module-load-mode prefer-serialized -module-name MyApp -module-cache-path %t/clang-module-cache -O \
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// RUN: -disable-implicit-string-processing-module-import -disable-implicit-concurrency-module-import \
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// RUN: %t/macro.swift -o %t/deps.json -swift-version 5 -cache-compile-job -cas-path %t/cas -external-plugin-path %t/plugins#%swift-plugin-server
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// RUN: %S/Inputs/SwiftDepsExtractor.py %t/deps.json MyApp casFSRootID > %t/fs.casid
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// RUN: llvm-cas -cas %t/cas -ls-tree-recursive @%t/fs.casid | %FileCheck %s --check-prefix=FS
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// FS: MacroDefinition
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// RUN: %S/Inputs/BuildCommandExtractor.py %t/deps.json clang:SwiftShims > %t/SwiftShims.cmd
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// RUN: %swift_frontend_plain @%t/SwiftShims.cmd
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// RUN: %S/Inputs/BuildCommandExtractor.py %t/deps.json MyApp > %t/MyApp.cmd
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// RUN: %{python} %S/Inputs/GenerateExplicitModuleMap.py %t/deps.json > %t/map.json
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// RUN: llvm-cas --cas %t/cas --make-blob --data %t/map.json > %t/map.casid
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// RUN: %target-swift-frontend \
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// RUN: -typecheck -verify -cache-compile-job -cas-path %t/cas \
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// RUN: -swift-version 5 -disable-implicit-swift-modules \
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// RUN: -external-plugin-path %t/plugins/#%swift-plugin-server \
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// RUN: -disable-implicit-string-processing-module-import -disable-implicit-concurrency-module-import \
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// RUN: -module-name MyApp -explicit-swift-module-map-file @%t/map.casid \
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// RUN: %t/macro.swift @%t/MyApp.cmd
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//--- nomacro.swift
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func test() {}
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//--- macro.swift
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@attached(extension, conformances: P, names: named(requirement))
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macro DelegatedConformance() = #externalMacro(module: "MacroDefinition", type: "DelegatedConformanceViaExtensionMacro")
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protocol P {
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static func requirement()
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}
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struct Wrapped: P {
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static func requirement() {
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print("Wrapped.requirement")
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}
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}
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@DelegatedConformance
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struct Generic<Element> {}
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// CHECK: {"expandMacroResult":{"diagnostics":[],"expandedSource":"extension Generic: P where Element: P {\n static func requirement() {\n Element.requirement()\n }\n}"}}
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func requiresP(_ value: (some P).Type) {
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value.requirement()
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}
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requiresP(Generic<Wrapped>.self)
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struct Outer {
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@DelegatedConformance
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struct Nested<Element> {}
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}
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// CHECK: {"expandMacroResult":{"diagnostics":[],"expandedSource":"extension Outer.Nested: P where Element: P {\n static func requirement() {\n Element.requirement()\n }\n}"}}
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requiresP(Outer.Nested<Wrapped>.self)
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