llvm/test/Transforms/InstCombine/debuginfo.ll

; RUN: opt < %s -instcombine -S | FileCheck %s

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

declare i64 @llvm.objectsize.i64.p0i8(i8*, i1) nounwind readnone

declare i8* @foo(i8*, i32, i64, i64) nounwind

define hidden i8* @foobar(i8* %__dest, i32 %__val, i64 %__len) nounwind inlinehint ssp {
entry:
  %__dest.addr = alloca i8*, align 8
  %__val.addr = alloca i32, align 4
  %__len.addr = alloca i64, align 8
  store i8* %__dest, i8** %__dest.addr, align 8
; CHECK-NOT: call void @llvm.dbg.declare
; CHECK: call void @llvm.dbg.value
  call void @llvm.dbg.declare(metadata !{i8** %__dest.addr}, metadata !0, metadata !{}), !dbg !16
  store i32 %__val, i32* %__val.addr, align 4
  call void @llvm.dbg.declare(metadata !{i32* %__val.addr}, metadata !7, metadata !{}), !dbg !18
  store i64 %__len, i64* %__len.addr, align 8
  call void @llvm.dbg.declare(metadata !{i64* %__len.addr}, metadata !9, metadata !{}), !dbg !20
  %tmp = load i8** %__dest.addr, align 8, !dbg !21
  %tmp1 = load i32* %__val.addr, align 4, !dbg !21
  %tmp2 = load i64* %__len.addr, align 8, !dbg !21
  %tmp3 = load i8** %__dest.addr, align 8, !dbg !21
  %0 = call i64 @llvm.objectsize.i64.p0i8(i8* %tmp3, i1 false), !dbg !21
  %call = call i8* @foo(i8* %tmp, i32 %tmp1, i64 %tmp2, i64 %0), !dbg !21
  ret i8* %call, !dbg !21
}

!llvm.dbg.cu = !{!3}
!llvm.module.flags = !{!30}

!0 = metadata !{metadata !"0x101\00__dest\0016777294\000", metadata !1, metadata !2, metadata !6} ; [ DW_TAG_arg_variable ]
!1 = metadata !{metadata !"0x2e\00foobar\00foobar\00\0079\001\001\000\006\00256\001\0079", metadata !27, metadata !2, metadata !4, null, i8* (i8*, i32, i64)* @foobar, null, null, metadata !25} ; [ DW_TAG_subprogram ] [line 79] [local] [def] [foobar]
!2 = metadata !{metadata !"0x29", metadata !27} ; [ DW_TAG_file_type ]
!3 = metadata !{metadata !"0x11\0012\00clang version 3.0 (trunk 127710)\001\00\000\00\000", metadata !28, metadata !29, metadata !29, metadata !24, null, null} ; [ DW_TAG_compile_unit ]
!4 = metadata !{metadata !"0x15\00\000\000\000\000\000\000", metadata !27, metadata !2, null, metadata !5, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
!5 = metadata !{metadata !6}
!6 = metadata !{metadata !"0xf\00\000\0064\0064\000\000", null, metadata !3, null} ; [ DW_TAG_pointer_type ]
!7 = metadata !{metadata !"0x101\00__val\0033554510\000", metadata !1, metadata !2, metadata !8} ; [ DW_TAG_arg_variable ]
!8 = metadata !{metadata !"0x24\00int\000\0032\0032\000\000\005", null, metadata !3} ; [ DW_TAG_base_type ]
!9 = metadata !{metadata !"0x101\00__len\0050331726\000", metadata !1, metadata !2, metadata !10} ; [ DW_TAG_arg_variable ]
!10 = metadata !{metadata !"0x16\00size_t\0080\000\000\000\000", metadata !27, metadata !3, metadata !11} ; [ DW_TAG_typedef ]
!11 = metadata !{metadata !"0x16\00__darwin_size_t\0090\000\000\000\000", metadata !27, metadata !3, metadata !12} ; [ DW_TAG_typedef ]
!12 = metadata !{metadata !"0x24\00long unsigned int\000\0064\0064\000\000\007", null, metadata !3} ; [ DW_TAG_base_type ]
!16 = metadata !{i32 78, i32 28, metadata !1, null}
!18 = metadata !{i32 78, i32 40, metadata !1, null}
!20 = metadata !{i32 78, i32 54, metadata !1, null}
!21 = metadata !{i32 80, i32 3, metadata !22, null}
!22 = metadata !{metadata !"0xb\0080\003\007", metadata !27, metadata !23} ; [ DW_TAG_lexical_block ]
!23 = metadata !{metadata !"0xb\0079\001\006", metadata !27, metadata !1} ; [ DW_TAG_lexical_block ]
!24 = metadata !{metadata !1}
!25 = metadata !{metadata !0, metadata !7, metadata !9}
!26 = metadata !{metadata !"0x29", metadata !28} ; [ DW_TAG_file_type ]
!27 = metadata !{metadata !"string.h", metadata !"Game"}
!28 = metadata !{metadata !"bits.c", metadata !"Game"}
!29 = metadata !{i32 0}
!30 = metadata !{i32 1, metadata !"Debug Info Version", i32 2}