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|
// RUN: %empty-directory(%t)
// RUN: %target-build-swift %s -parse-as-library -Onone -g -o %t/Overflow
// RUN: %target-codesign %t/Overflow
// RUN: (env SWIFT_BACKTRACE=enable=yes,cache=no %target-run %t/Overflow 2>&1 || true) | %FileCheck %s
// RUN: (env SWIFT_BACKTRACE=preset=friendly,enable=yes,cache=no %target-run %t/Overflow 2>&1 || true) | %FileCheck %s --check-prefix FRIENDLY
// UNSUPPORTED: use_os_stdlib
// UNSUPPORTED: back_deployment_runtime
// REQUIRES: executable_test
// REQUIRES: backtracing
// REQUIRES: OS=macosx || OS=linux-gnu
var x: UInt = 0
func level1() {
level2()
}
func level2() {
level3()
}
func level3() {
level4()
}
func level4() {
level5()
}
func level5() {
print("About to overflow")
x -= 1
}
@main
struct Overflow {
static func main() {
level1()
}
}
// CHECK: *** Swift runtime failure: arithmetic overflow ***
// CHECK: Thread 0 {{(".*" )?}}crashed:
// CHECK: 0 [inlined] [system] 0x{{[0-9a-f]+}} Swift runtime failure: arithmetic overflow in Overflow at {{.*}}/<compiler-generated>
// CHECK-NEXT: 1 0x{{[0-9a-f]+}} level5() + {{[0-9]+}} in Overflow at {{.*}}/Overflow.swift:33:5
// CHECK-NEXT: 2 [ra] 0x{{[0-9a-f]+}} level4() + {{[0-9]+}} in Overflow at {{.*}}/Overflow.swift:27:3
// CHECK-NEXT: 3 [ra] 0x{{[0-9a-f]+}} level3() + {{[0-9]+}} in Overflow at {{.*}}/Overflow.swift:23:3
// CHECK-NEXT: 4 [ra] 0x{{[0-9a-f]+}} level2() + {{[0-9]+}} in Overflow at {{.*}}/Overflow.swift:19:3
// CHECK-NEXT: 5 [ra] 0x{{[0-9a-f]+}} level1() + {{[0-9]+}} in Overflow at {{.*}}/Overflow.swift:15:3
// CHECK-NEXT: 6 [ra] 0x{{[0-9a-f]+}} static Overflow.main() + {{[0-9]+}} in Overflow at {{.*}}/Overflow.swift:39:5
// CHECK-NEXT: 7 [ra] [system] 0x{{[0-9a-f]+}} static Overflow.$main() + {{[0-9]+}} in Overflow at {{.*}}/<compiler-generated>
// CHECK-NEXT: 8 [ra] 0x{{[0-9a-f]+}} main + {{[0-9]+}} in Overflow at {{.*}}/Overflow.swift
// CHECK: Registers:
// CHECK: Images ({{[0-9]+}} omitted):
// CHECK: {{0x[0-9a-f]+}}–{{0x[0-9a-f]+}}{{ +}}{{[0-9a-f]+|<no build ID>}}{{ +}}Overflow{{ +}}{{.*}}/Overflow
// FRIENDLY: *** Swift runtime failure: arithmetic overflow ***
// FRIENDLY: Thread 0 {{(".*" )?}}crashed:
// FRIENDLY: 0 level5() + {{[0-9]+}} in Overflow at {{.*}}/Overflow.swift:33:5
// FRIENDLY: 31| print("About to overflow")
// FRIENDLY-NEXT: 32|
// FRIENDLY-NEXT: 33| x -= 1
// FRIENDLY-NEXT: | ^
// FRIENDLY-NEXT: 34| }
// FRIENDLY: 1 level4() + {{[0-9]+}} in Overflow at {{.*}}/Overflow.swift:27:3
// FRIENDLY: 25|
// FRIENDLY-NEXT: 26| func level4() {
// FRIENDLY-NEXT: 27| level5()
// FRIENDLY-NEXT: | ^
// FRIENDLY-NEXT: 28| }
// FRIENDLY-NEXT: 29|
// FRIENDLY: 2 level3() + {{[0-9]+}} in Overflow at {{.*}}/Overflow.swift:23:3
// FRIENDLY: 21|
// FRIENDLY-NEXT: 22| func level3() {
// FRIENDLY-NEXT: 23| level4()
// FRIENDLY-NEXT: | ^
// FRIENDLY-NEXT: 24| }
// FRIENDLY-NEXT: 25|
// FRIENDLY: 3 level2() + {{[0-9]+}} in Overflow at {{.*}}/Overflow.swift:19:3
// FRIENDLY: 17|
// FRIENDLY-NEXT: 18| func level2() {
// FRIENDLY-NEXT: 19| level3()
// FRIENDLY-NEXT: | ^
// FRIENDLY-NEXT: 20| }
// FRIENDLY-NEXT: 21|
// FRIENDLY: 4 level1() + {{[0-9]+}} in Overflow at {{.*}}/Overflow.swift:15:3
// FRIENDLY: 13|
// FRIENDLY-NEXT: 14| func level1() {
// FRIENDLY-NEXT: 15| level2()
// FRIENDLY-NEXT: | ^
// FRIENDLY-NEXT: 16| }
// FRIENDLY-NEXT: 17|
// FRIENDLY: 5 static Overflow.main() + {{[0-9]+}} in Overflow at {{.*}}/Overflow.swift
|
