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Qiongsi Wu
9279daab5e
https://github.com/swiftlang/swift/commit/954c8a28d002670d3df6a8c52ea451f98301411b introduced an optimization to speedup scanning. This PR adds an option `no-clang-scanner-instance-sharing` to turn off the optimization, in case the user runs into issues caused by it.
59 lines
1.9 KiB
Swift
59 lines
1.9 KiB
Swift
// Test that the dependency scanning results are identical with or without
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// compiler instance sharing.
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// RUN: %empty-directory(%t)
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// RUN: %empty-directory(%t/module-cache)
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// RUN: %empty-directory(%t/inputs)
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// RUN: split-file %s %t
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// Run with default (shared instance)
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// RUN: %target-swift-frontend -scan-dependencies -module-name Test -module-cache-path %t/module-cache -disable-implicit-string-processing-module-import -disable-implicit-concurrency-module-import -parse-stdlib %t/test.swift -o %t/deps_shared.json -I %t/inputs
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// Run with sharing disabled
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// RUN: %target-swift-frontend -scan-dependencies -module-name Test -module-cache-path %t/module-cache -disable-implicit-string-processing-module-import -disable-implicit-concurrency-module-import -parse-stdlib %t/test.swift -o %t/deps_no_sharing.json -I %t/inputs -no-clang-scanner-instance-sharing
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// Verify identical results
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// RUN: diff %t/deps_shared.json %t/deps_no_sharing.json
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// Also verify the output is actually valid (not empty/broken)
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// RUN: %validate-json %t/deps_no_sharing.json | %FileCheck %s
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// CHECK: "mainModuleName": "Test"
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// CHECK-DAG: "clang": "C"
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// CHECK-DAG: "clang": "D"
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// CHECK-DAG: "swift": "A"
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// CHECK-DAG: "swift": "B"
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//--- test.swift
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import A
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import B
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public func test() {}
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//--- inputs/A.swiftinterface
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// swift-interface-format-version: 1.0
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// swift-module-flags: -module-name A -disable-implicit-string-processing-module-import -disable-implicit-concurrency-module-import -parse-stdlib -user-module-version 1.0
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import C
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public func a() {}
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//--- inputs/B.swiftinterface
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// swift-interface-format-version: 1.0
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// swift-module-flags: -module-name B -disable-implicit-string-processing-module-import -disable-implicit-concurrency-module-import -parse-stdlib -user-module-version 1.0
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import D
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public func b() {}
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//--- inputs/C.h
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void c(void);
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//--- inputs/D.h
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void d(void);
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//--- inputs/module.modulemap
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module C {
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header "C.h"
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export *
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}
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module D {
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header "D.h"
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export *
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}
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