test/MC/ELF/cfi-version.ll

   1 ; RUN: %llc_dwarf %s -o - -dwarf-version 2 -filetype=obj | llvm-dwarfdump - | FileCheck %s --check-prefix=DWARF2
   2 ; RUN: %llc_dwarf %s -o - -dwarf-version 3 -filetype=obj | llvm-dwarfdump - | FileCheck %s --check-prefix=DWARF3
   3 ; RUN: %llc_dwarf %s -o - -dwarf-version 4 -filetype=obj | llvm-dwarfdump - | FileCheck %s --check-prefix=DWARF4
   4
   5 ; .debug_frame is not emitted for targeting Windows x64.
   6 ; REQUIRES: debug_frame
   7 ; REQUIRES: default_triple
   8
   9 ; Function Attrs: nounwind
  10 define i32 @foo() #0 !dbg !4 {
  11 entry:
  12   %call = call i32 bitcast (i32 (...)* @bar to i32 ()*)(), !dbg !12
  13   %add = add nsw i32 %call, 1, !dbg !12
  14   ret i32 %add, !dbg !12
  15 }
  16
  17 declare i32 @bar(...) #1
  18
  19 attributes #0 = { nounwind "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
  20 attributes #1 = { "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
  21
  22 !llvm.dbg.cu = !{!0}
  23 !llvm.module.flags = !{!9, !10}
  24 !llvm.ident = !{!11}
  25
  26 !0 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang version 3.5.0 ", isOptimized: false, emissionKind: 1, file: !1, enums: !2, retainedTypes: !2, subprograms: !3, globals: !2, imports: !2)
  27 !1 = !DIFile(filename: "test.c", directory: "/tmp")
  28 !2 = !{}
  29 !3 = !{!4}
  30 !4 = distinct !DISubprogram(name: "foo", line: 2, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 2, file: !1, scope: !5, type: !6, variables: !2)
  31 !5 = !DIFile(filename: "test.c", directory: "/tmp")
  32 !6 = !DISubroutineType(types: !7)
  33 !7 = !{!8}
  34 !8 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
  35 !9 = !{i32 2, !"Dwarf Version", i32 4}
  36 !10 = !{i32 1, !"Debug Info Version", i32 3}
  37 !11 = !{!"clang version 3.5.0 "}
  38 !12 = !DILocation(line: 2, scope: !4)
  39
  40 ; DWARF2:      .debug_frame contents:
  41 ; DWARF2:        Version:               1
  42 ; DWARF2-NEXT:   Augmentation:
  43 ; DWARF2-NOT:    Address size:
  44 ; DWARF2-NOT:    Segment desc size:
  45
  46 ; DWARF3:      .debug_frame contents:
  47 ; DWARF3:        Version:               3
  48 ; DWARF3-NEXT:   Augmentation:
  49 ; DWARF3-NOT:    Address size:
  50 ; DWARF3-NOT:    Segment desc size:
  51
  52 ; DWARF4:      .debug_frame contents:
  53 ; DWARF4:        Version:               4
  54 ; DWARF4-NEXT:   Augmentation:
  55 ; DWARF4:        Address size:
  56 ; DWARF4:        Segment desc size: