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Add testcase for r133050 which added support for printing and parsing escaped

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names for named metadata nodes.

llvm-svn: 133166
This commit is contained in:
Nick Lewycky 2011-06-16 17:14:38 +00:00
parent a9bf21548f
commit 86d55c2e39
1 changed files with 24 additions and 0 deletions
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test/Assembler/named-metadata.ll Normal file
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; RUN: llvm-as < %s | llvm-dis | FileCheck %s
!0 = metadata !{metadata !"zero"}
!1 = metadata !{metadata !"one"}
!2 = metadata !{metadata !"two"}
!foo = !{!0, !1, !2}
; CHECK: !foo = !{!0, !1, !2}
!\23pragma = !{!0, !1, !2}
; CHECK: !\23pragma = !{!0, !1, !2}
; \31 is the digit '1'. On emission, we escape the first character (to avoid
; conflicting with anonymous metadata), but not the subsequent ones.
!\31\31\31 = !{!0, !1, !2}
; CHECK: !\3111 = !{!0, !1, !2}
!\22name\22 = !{!0, !1, !2}
; CHECK: !\22name\22 = !{!0, !1, !2}
; \x doesn't mean anything, so we parse it literally but escape the \ into \5C
; when emitting it, followed by xfoo.
!\xfoo = !{!0, !1, !2}
; CHECK: !\5Cxfoo = !{!0, !1, !2}