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47 lines
1003 B
Swift
47 lines
1003 B
Swift
// RUN: %empty-directory(%t)
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// RUN: %target-build-swift %s -parse-as-library -Onone -g -o %t/EarlyMessage
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// RUN: %target-codesign %t/EarlyMessage
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// RUN: (env SWIFT_BACKTRACE=enable=yes,cache=no %target-run %t/EarlyMessage 2>&1 || true) | %FileCheck %s
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// UNSUPPORTED: use_os_stdlib
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// UNSUPPORTED: back_deployment_runtime
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// UNSUPPORTED: asan
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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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func level1() {
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level2()
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}
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func level2() {
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level3()
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}
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func level3() {
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level4()
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}
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func level4() {
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level5()
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}
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func level5() {
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print("About to crash")
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let ptr = UnsafeMutablePointer<Int>(bitPattern: 4)!
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ptr.pointee = 42
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}
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@main
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struct EarlyMessage {
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static func main() {
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level1()
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}
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}
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// Make sure we get the early crash message from the backtracer (the first
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// part is generated by the runtime itself; the "done ***" on the end is from
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// swift-backtrace).
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// CHECK: *** Signal {{[0-9]+}}: Backtracing from 0x{{[0-9a-f]+}}... done ***
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