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760cc57bef
Move the backtracing code into a new Runtime module. This means renaming the Swift Runtime's CMake target because otherwise there will be a name clash. rdar://124913332
49 lines
1.4 KiB
Swift
49 lines
1.4 KiB
Swift
// RUN: %empty-directory(%t)
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// RUN: %target-build-swift %s -parse-as-library -Onone -o %t/BacktraceWithLimit
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// RUN: %target-codesign %t/BacktraceWithLimit
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// RUN: %target-run %t/BacktraceWithLimit | %FileCheck %s
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// UNSUPPORTED: use_os_stdlib
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// UNSUPPORTED: back_deployment_runtime
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// REQUIRES: executable_test
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// REQUIRES: backtracing
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// REQUIRES: OS=macosx || OS=linux-gnu
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import Runtime
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func doFrames(_ count: Int) {
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if count <= 0 {
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let backtrace = try! Backtrace.capture(limit: 10, top: 0)
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print(backtrace)
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} else {
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doFrames(count - 1)
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}
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}
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@main
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struct BacktraceWithLimit {
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static func main() {
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// CHECK: 0{{[ \t]+}}0x{{[0-9a-f]+}} [ra]
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// CHECK-NEXT: 1{{[ \t]+}}0x{{[0-9a-f]+}} [ra]
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// CHECK-NEXT: 2{{[ \t]+}}0x{{[0-9a-f]+}} [ra]
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// CHECK-NEXT: 3{{[ \t]+}}0x{{[0-9a-f]+}} [ra]
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// CHECK-NEXT: 4{{[ \t]+}}0x{{[0-9a-f]+}} [ra]
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// CHECK-NEXT: 5{{[ \t]+}}0x{{[0-9a-f]+}} [ra]
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// CHECK-NEXT: 6{{[ \t]+}}0x{{[0-9a-f]+}} [ra]
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// CHECK-NEXT: 7{{[ \t]+}}0x{{[0-9a-f]+}} [ra]
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// CHECK-NEXT: 8{{[ \t]+}}0x{{[0-9a-f]+}} [ra]
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// CHECK-NEXT: 9{{[ \t]+}}...
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doFrames(1000)
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print("")
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// CHECK: 0{{[ \t]+}}0x{{[0-9a-f]+}} [ra]
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// CHECK-NEXT: 1{{[ \t]+}}0x{{[0-9a-f]+}} [ra]
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// CHECK-NEXT: 2{{[ \t]+}}0x{{[0-9a-f]+}} [ra]
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// CHECK-NEXT: 3{{[ \t]+}}0x{{[0-9a-f]+}} [ra]
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// CHECK-NEXT: 4{{[ \t]+}}0x{{[0-9a-f]+}} [ra]
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doFrames(5)
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}
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}
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