llvm/test/Assembler/difile-empty-source.ll

; RUN: llvm-as < %s | llvm-dis | llvm-as | llvm-dis | FileCheck %s
; RUN: verify-uselistorder

; CHECK: !DIFile({{.*}}, source: "")

!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!2, !3}

!0 = distinct !DICompileUnit(language: DW_LANG_C11, file: !1, emissionKind: FullDebug)
!1 = !DIFile(filename: "-", directory: "/", checksumkind: CSK_MD5, checksum: "d41d8cd98f00b204e9800998ecf8427e", source: "")
!2 = !{i32 7, !"Dwarf Version", i32 5}
!3 = !{i32 2, !"Debug Info Version", i32 3}