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Doug Gregor
d003f1dcca
Improve debugging from core dumps for Embedded Swift by using condfail rather than trap within _debugPrecondition, and make the call stack transparent enough that we promote these out to callers. Fixes rdar://159471659.
21 lines
827 B
Swift
21 lines
827 B
Swift
// RUN: %target-swift-frontend -g -emit-sil %s -enable-experimental-feature Embedded -module-name trap -wmo -o - | %FileCheck %s
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// RUN: %target-swift-frontend -g -emit-ir %s -enable-experimental-feature Embedded -module-name trap -wmo -o - | %FileCheck -check-prefix IR %s
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// REQUIRES: swift_in_compiler
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// REQUIRES: swift_feature_Embedded
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// REQUIRES: CPU=x86_64 || CPU=arm64 || CPU=arm64e
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// CHECK-LABEL: sil @$e4trap11rebindCheck3ptr8capacityySpySuG_SitFySpys5Int64VGXEfU_
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public func rebindCheck(ptr: UnsafeMutablePointer<UInt>, capacity: Int) {
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// CHECK-NOT: _assertionFa
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// CHECK: cond_fail
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// CHECK-NOT: _assertionFa
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// CHECK: return
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ptr.withMemoryRebound(to: Int64.self, capacity: capacity) {
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$0.pointee.negate()
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}
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}
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// IR: distinct !DISubprogram(name: "Swift runtime failure: arithmetic overflow"
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