; RUN: llvm-link -o - -S %s | FileCheck %s ; Crasher for PR22456: MapMetadata() should resolve all cycles. ; CHECK: !named = !{!0} !named = !{!0} ; CHECK: !0 = distinct !{!1} !0 = distinct !{!1} ; CHECK-NEXT: !1 = !{!2} ; CHECK-NEXT: !2 = !{!1} !1 = !{!2} !2 = !{!1}