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[Linux] Enable frame pointers when building Swift libraries.

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Turn on frame pointers for the Swift runtime libraries.  This makes
backtraces that go through the runtimes more reliable without having
to parse DWARF data.

rdar://116112040
This commit is contained in:
Alastair Houghton
2023-10-05 16:11:20 +01:00
parent f7a8bc2e04
commit 7b7f77eeaa
2 changed files with 72 additions and 0 deletions
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53
test/Backtracing/FatalError.swift Normal file
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// RUN: %empty-directory(%t)
// RUN: %target-build-swift %s -parse-as-library -Onone -g -o %t/FatalError
// RUN: %target-codesign %t/FatalError
// RUN: (env SWIFT_BACKTRACE=enable=yes,cache=no %target-run %t/FatalError 2>&1 || true) | %FileCheck %s
// UNSUPPORTED: use_os_stdlib
// UNSUPPORTED: back_deployment_runtime
// UNSUPPORTED: asan
// REQUIRES: executable_test
// REQUIRES: backtracing
// REQUIRES: OS=macosx || OS=linux-gnu
func level1() {
level2()
}
func level2() {
level3()
}
func level3() {
level4()
}
func level4() {
level5()
}
func level5() {
fatalError("Going to crash")
}
@main
struct FatalError {
static func main() {
level1()
}
}
// CHECK: *** Program crashed: Illegal instruction at 0x{{[0-9a-f]+}} ***
// CHECK: Thread 0 "FatalError" crashed:
// CHECK: 0 0x{{[0-9a-f]+}} _assertionFailure(_:_:file:line:flags:) + {{[0-9]+}} in libswiftCore.so at {{.*}}/AssertCommon.swift:{{[0-9]+}}:{{[0-9]+}}
// CHECK-NEXT: 1 [ra] 0x{{[0-9a-f]+}} level5() + {{[0-9]+}} in FatalError at {{.*}}/FatalError.swift:30:3
// CHECK-NEXT: 2 [ra] 0x{{[0-9a-f]+}} level4() + {{[0-9]+}} in FatalError at {{.*}}/FatalError.swift:26:3
// CHECK-NEXT: 3 [ra] 0x{{[0-9a-f]+}} level3() + {{[0-9]+}} in FatalError at {{.*}}/FatalError.swift:22:3
// CHECK-NEXT: 4 [ra] 0x{{[0-9a-f]+}} level2() + {{[0-9]+}} in FatalError at {{.*}}/FatalError.swift:18:3
// CHECK-NEXT: 5 [ra] 0x{{[0-9a-f]+}} level1() + {{[0-9]+}} in FatalError at {{.*}}/FatalError.swift:14:3
// CHECK-NEXT: 6 [ra] 0x{{[0-9a-f]+}} static FatalError.main() + {{[0-9]+}} in FatalError at {{.*}}/FatalError.swift:36:5
// CHECK-NEXT: 7 [ra] [system] 0x{{[0-9a-f]+}} static FatalError.$main() + {{[0-9]+}} in FatalError at {{.*}}/<compiler-generated>
// CHECK-NEXT: 8 [ra] 0x{{[0-9a-f]+}} main + {{[0-9]+}} in FatalError at {{.*}}/FatalError.swift