llvm-mirror/test/Linker/distinct-cycles.ll
Duncan P. N. Exon Smith 89bed72563 Utils: Resolve cycles under distinct MDNodes
Track unresolved nodes under distinct `MDNode`s during `MapMetadata()`,
and resolve them at the end.  Previously, these cycles wouldn't get
resolved.

llvm-svn: 228180
2015-02-04 19:44:34 +00:00

14 lines
270 B
LLVM

; 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}