// RUN: rm -rf %t | |
// RUN: mkdir -p %t | |
// RUN: %target-build-swift %s -o %t/a.out | |
// RUN: %target-run %t/a.out | |
// REQUIRES: executable_test | |
// REQUIRES: OS=macosx | |
// "cyclic metadata dependency detected, aborting" | |
struct X<T> { | |
enum S { | |
case some(T), none | |
} | |
init() { a = .none } | |
var a: S | |
} | |
func generic<T>(_: T) {} | |
// We don't want the metadata allocation to be optimized away | |
@_optimize(none) | |
func main() { | |
generic(X<()>()) | |
} | |
main() |