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1; RUN: llvm-link -o - -S %s | FileCheck %s2; Crasher for PR22456: MapMetadata() should resolve all cycles.3 4; CHECK: !named = !{!0}5!named = !{!0}6 7; CHECK: !0 = distinct !{!1}8!0 = distinct !{!1}9 10; CHECK-NEXT: !1 = !{!2}11; CHECK-NEXT: !2 = !{!1}12!1 = !{!2}13!2 = !{!1}14