llvm-project/llvm/test/DebugInfo/2010-04-06-NestedFnDbgInfo.ll

; RUN: llvm-as < %s | llc -asm-verbose -O0 | grep AT_specification | count 2
; Radar 7833483
; Do not emit AT_specification for nested function foo.

%class.A = type { i8 }
%class.B = type { i8 }

define i32 @main() ssp {
entry:
  %retval = alloca i32, align 4                   ; <i32*> [#uses=3]
  %b = alloca %class.A, align 1                   ; <%class.A*> [#uses=1]
  store i32 0, i32* %retval
  call void @llvm.dbg.declare(metadata !{%class.A* %b}, metadata !0), !dbg !14
  %call = call i32 @_ZN1B2fnEv(%class.A* %b), !dbg !15 ; <i32> [#uses=1]
  store i32 %call, i32* %retval, !dbg !15
  %0 = load i32* %retval, !dbg !16                ; <i32> [#uses=1]
  ret i32 %0, !dbg !16
}

declare void @llvm.dbg.declare(metadata, metadata) nounwind readnone

define linkonce_odr i32 @_ZN1B2fnEv(%class.A* %this) ssp align 2 {
entry:
  %retval = alloca i32, align 4                   ; <i32*> [#uses=2]
  %this.addr = alloca %class.A*, align 8          ; <%class.A**> [#uses=2]
  %a = alloca %class.A, align 1                   ; <%class.A*> [#uses=1]
  %i = alloca i32, align 4                        ; <i32*> [#uses=2]
  store %class.A* %this, %class.A** %this.addr
  call void @llvm.dbg.declare(metadata !{%class.A** %this.addr}, metadata !17), !dbg !18
  %this1 = load %class.A** %this.addr             ; <%class.A*> [#uses=0]
  call void @llvm.dbg.declare(metadata !{%class.A* %a}, metadata !19), !dbg !27
  call void @llvm.dbg.declare(metadata !{i32* %i}, metadata !28), !dbg !29
  %call = call i32 @_ZZN1B2fnEvEN1A3fooEv(%class.A* %a), !dbg !30 ; <i32> [#uses=1]
  store i32 %call, i32* %i, !dbg !30
  %tmp = load i32* %i, !dbg !31                   ; <i32> [#uses=1]
  store i32 %tmp, i32* %retval, !dbg !31
  %0 = load i32* %retval, !dbg !32                ; <i32> [#uses=1]
  ret i32 %0, !dbg !32
}

define internal i32 @_ZZN1B2fnEvEN1A3fooEv(%class.A* %this) ssp align 2 {
entry:
  %retval = alloca i32, align 4                   ; <i32*> [#uses=2]
  %this.addr = alloca %class.A*, align 8          ; <%class.A**> [#uses=2]
  store %class.A* %this, %class.A** %this.addr
  call void @llvm.dbg.declare(metadata !{%class.A** %this.addr}, metadata !33), !dbg !34
  %this1 = load %class.A** %this.addr             ; <%class.A*> [#uses=0]
  store i32 42, i32* %retval, !dbg !35
  %0 = load i32* %retval, !dbg !35                ; <i32> [#uses=1]
  ret i32 %0, !dbg !35
}

!0 = metadata !{i32 524544, metadata !1, metadata !"b", metadata !3, i32 16, metadata !8} ; [ DW_TAG_auto_variable ]
!1 = metadata !{i32 524299, metadata !2, i32 15, i32 12} ; [ DW_TAG_lexical_block ]
!2 = metadata !{i32 524334, i32 0, metadata !3, metadata !"main", metadata !"main", metadata !"main", metadata !3, i32 15, metadata !5, i1 false, i1 true, i32 0, i32 0, null, i1 false} ; [ DW_TAG_subprogram ]
!3 = metadata !{i32 524329, metadata !"one.cc", metadata !"/tmp", metadata !4} ; [ DW_TAG_file_type ]
!4 = metadata !{i32 524305, i32 0, i32 4, metadata !"one.cc", metadata !"/tmp", metadata !"clang 1.5", i1 true, i1 false, metadata !"", i32 0} ; [ DW_TAG_compile_unit ]
!5 = metadata !{i32 524309, metadata !3, metadata !"", metadata !3, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !6, i32 0, null} ; [ DW_TAG_subroutine_type ]
!6 = metadata !{metadata !7}
!7 = metadata !{i32 524324, metadata !3, metadata !"int", metadata !3, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
!8 = metadata !{i32 524290, metadata !3, metadata !"B", metadata !3, i32 2, i64 8, i64 8, i64 0, i32 0, null, metadata !9, i32 0, null} ; [ DW_TAG_class_type ]
!9 = metadata !{metadata !10}
!10 = metadata !{i32 524334, i32 0, metadata !8, metadata !"fn", metadata !"fn", metadata !"_ZN1B2fnEv", metadata !3, i32 4, metadata !11, i1 false, i1 true, i32 0, i32 0, null, i1 false} ; [ DW_TAG_subprogram ]
!11 = metadata !{i32 524309, metadata !3, metadata !"", metadata !3, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !12, i32 0, null} ; [ DW_TAG_subroutine_type ]
!12 = metadata !{metadata !7, metadata !13}
!13 = metadata !{i32 524303, metadata !3, metadata !"", metadata !3, i32 0, i64 64, i64 64, i64 0, i32 64, metadata !8} ; [ DW_TAG_pointer_type ]
!14 = metadata !{i32 16, i32 5, metadata !1, null}
!15 = metadata !{i32 17, i32 3, metadata !1, null}
!16 = metadata !{i32 18, i32 1, metadata !2, null}
!17 = metadata !{i32 524545, metadata !10, metadata !"this", metadata !3, i32 4, metadata !13} ; [ DW_TAG_arg_variable ]
!18 = metadata !{i32 4, i32 7, metadata !10, null}
!19 = metadata !{i32 524544, metadata !20, metadata !"a", metadata !3, i32 9, metadata !21} ; [ DW_TAG_auto_variable ]
!20 = metadata !{i32 524299, metadata !10, i32 4, i32 12} ; [ DW_TAG_lexical_block ]
!21 = metadata !{i32 524290, metadata !10, metadata !"A", metadata !3, i32 5, i64 8, i64 8, i64 0, i32 0, null, metadata !22, i32 0, null} ; [ DW_TAG_class_type ]
!22 = metadata !{metadata !23}
!23 = metadata !{i32 524334, i32 0, metadata !21, metadata !"foo", metadata !"foo", metadata !"_ZZN1B2fnEvEN1A3fooEv", metadata !3, i32 7, metadata !24, i1 false, i1 true, i32 0, i32 0, null, i1 false} ; [ DW_TAG_subprogram ]
!24 = metadata !{i32 524309, metadata !3, metadata !"", metadata !3, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !25, i32 0, null} ; [ DW_TAG_subroutine_type ]
!25 = metadata !{metadata !7, metadata !26}
!26 = metadata !{i32 524303, metadata !3, metadata !"", metadata !3, i32 0, i64 64, i64 64, i64 0, i32 64, metadata !21} ; [ DW_TAG_pointer_type ]
!27 = metadata !{i32 9, i32 7, metadata !20, null}
!28 = metadata !{i32 524544, metadata !20, metadata !"i", metadata !3, i32 10, metadata !7} ; [ DW_TAG_auto_variable ]
!29 = metadata !{i32 10, i32 9, metadata !20, null}
!30 = metadata !{i32 10, i32 5, metadata !20, null}
!31 = metadata !{i32 11, i32 5, metadata !20, null}
!32 = metadata !{i32 12, i32 3, metadata !10, null}
!33 = metadata !{i32 524545, metadata !23, metadata !"this", metadata !3, i32 7, metadata !26} ; [ DW_TAG_arg_variable ]
!34 = metadata !{i32 7, i32 11, metadata !23, null}
!35 = metadata !{i32 7, i32 19, metadata !36, null}
!36 = metadata !{i32 524299, metadata !23, i32 7, i32 17} ; [ DW_TAG_lexical_block ]