// RUN: %target-swift-frontend %s -emit-ir -g -o - | FileCheck %s | |
func markUsed<T>(_ t: T) {} | |
class Class <T> { | |
var x: T | |
init(_x : T) {x = _x} | |
// Verify that the mangling of the decl context of the type U is correct. | |
// CHECK: !DICompositeType({{.*}}name: "{{[^"]*}}_TtQq_FC14dynamic_layout5Class3foo{{[^"]*}}" | |
func foo <U> (_ y : U) -> (T,U) { | |
var tuple = (x,y) | |
return tuple | |
} | |
} | |
func main() { | |
var v = Class<Int64>(_x: 1) | |
var tuple = v.foo("hi") | |
markUsed(tuple.0) | |
markUsed(tuple.1) | |
} | |
main() |