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// RUN: %target-swift-frontend %s -emit-ir -g -o - | %FileCheck %s
enum MyError : Error {
case Yikes
}
func throwing() throws -> () {
throw MyError.Yikes
}
func use<T>(_ t: T) {}
// CHECK-LABEL: define {{.*}}explicitBinding{{.*}}
public func explicitBinding() {
do {
try throwing()
}
catch let error {
// CHECK: call void @llvm.dbg.declare(metadata ptr %{{.*}}, metadata ![[EXPLICIT_ERROR:[0-9]+]],
use(error)
}
}
explicitBinding()
// CHECK-LABEL: define {{.*}}implicitBinding{{.*}}
public func implicitBinding() {
do {
try throwing()
}
catch {
// CHECK: call void @llvm.dbg.declare(metadata ptr %{{.*}}, metadata ![[IMPLICIT_ERROR:[0-9]+]],
use(error)
}
}
implicitBinding()
// CHECK-LABEL: define {{.*}}multiBinding{{.*}}
public func multiBinding() {
do {
try throwing()
}
catch let error as MyError, let error as MyError {
// CHECK: call void @llvm.dbg.declare(metadata ptr %{{.*}}, metadata ![[MULTI_BINDING_ERROR:[0-9]+]],
// CHECK-NOT: call void @llvm.dbg.declare(metadata ptr %{{.*}}
// CHECK: define {{.*}}MyError{{.*}}
use(error)
} catch {
use(error)
}
}
multiBinding()
// CHECK: ![[EXPLICIT_ERROR]] = !DILocalVariable(name: "error"
// CHECK: ![[IMPLICIT_ERROR]] = !DILocalVariable(name: "error"
// CHECK: ![[MULTI_BINDING_ERROR]] = !DILocalVariable(name: "error"
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