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9bfe15c313
This reverts commit r179840 with a fix to test/DebugInfo/two-cus-from-same-file.ll I'm not sure why that test only failed on ARM & MIPS and not X86 Linux, even though the debug info was clearly invalid on all of them, but this ought to fix it. llvm-svn: 179996
64 lines
3.6 KiB
LLVM
64 lines
3.6 KiB
LLVM
; RUN: opt -deadargelim -S < %s | FileCheck %s
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; PR14016
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; Check that debug info metadata for subprograms stores pointers to
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; updated LLVM functions.
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target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-linux-gnu"
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@x = global i32 0, align 4
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define void @_Z3runv() uwtable {
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entry:
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call void @_ZN12_GLOBAL__N_18dead_argEPv(i8* null), !dbg !10
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call void (...)* @_ZN12_GLOBAL__N_111dead_varargEz(), !dbg !12
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ret void, !dbg !13
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}
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; Argument will be deleted
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define internal void @_ZN12_GLOBAL__N_18dead_argEPv(i8* %foo) nounwind uwtable {
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entry:
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%0 = load i32* @x, align 4, !dbg !14
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%inc = add nsw i32 %0, 1, !dbg !14
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store i32 %inc, i32* @x, align 4, !dbg !14
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ret void, !dbg !16
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}
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; Vararg will be deleted
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define internal void @_ZN12_GLOBAL__N_111dead_varargEz(...) nounwind uwtable {
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entry:
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%0 = load i32* @x, align 4, !dbg !17
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%inc = add nsw i32 %0, 1, !dbg !17
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store i32 %inc, i32* @x, align 4, !dbg !17
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ret void, !dbg !19
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}
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!llvm.dbg.cu = !{!0}
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!0 = metadata !{i32 786449, i32 4, metadata !6, metadata !"clang version 3.2 (trunk 165305)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ] [/home/samsonov/tmp/clang-di/test.cc] [DW_LANG_C_plus_plus]
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!1 = metadata !{i32 0}
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!3 = metadata !{metadata !5, metadata !8, metadata !9}
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!5 = metadata !{i32 786478, metadata !6, metadata !"run", metadata !"run", metadata !"", metadata !6, i32 8, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void ()* @_Z3runv, null, null, metadata !1, i32 8} ; [ DW_TAG_subprogram ] [line 8] [def] [run]
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!6 = metadata !{i32 786473, metadata !20} ; [ DW_TAG_file_type ]
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!7 = metadata !{i32 786453, i32 0, metadata !"", i32 0, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !1, i32 0, i32 0} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
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!8 = metadata !{i32 786478, metadata !6, metadata !"dead_vararg", metadata !"dead_vararg", metadata !"", metadata !6, i32 5, metadata !7, i1 true, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (...)* @_ZN12_GLOBAL__N_111dead_varargEz, null, null, metadata !1, i32 5} ; [ DW_TAG_subprogram ] [line 5] [local] [def] [dead_vararg]
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; CHECK: metadata !"dead_vararg"{{.*}}void ()* @_ZN12_GLOBAL__N_111dead_varargEz
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!9 = metadata !{i32 786478, metadata !6, metadata !"dead_arg", metadata !"dead_arg", metadata !"", metadata !6, i32 4, metadata !7, i1 true, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (i8*)* @_ZN12_GLOBAL__N_18dead_argEPv, null, null, metadata !1, i32 4} ; [ DW_TAG_subprogram ] [line 4] [local] [def] [dead_arg]
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; CHECK: metadata !"dead_arg"{{.*}}void ()* @_ZN12_GLOBAL__N_18dead_argEPv
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!10 = metadata !{i32 8, i32 14, metadata !11, null}
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!11 = metadata !{i32 786443, metadata !5, i32 8, i32 12, metadata !6, i32 0} ; [ DW_TAG_lexical_block ] [/home/samsonov/tmp/clang-di/test.cc]
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!12 = metadata !{i32 8, i32 27, metadata !11, null}
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!13 = metadata !{i32 8, i32 42, metadata !11, null}
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!14 = metadata !{i32 4, i32 28, metadata !15, null}
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!15 = metadata !{i32 786443, metadata !9, i32 4, i32 26, metadata !6, i32 2} ; [ DW_TAG_lexical_block ] [/home/samsonov/tmp/clang-di/test.cc]
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!16 = metadata !{i32 4, i32 33, metadata !15, null}
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!17 = metadata !{i32 5, i32 25, metadata !18, null}
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!18 = metadata !{i32 786443, metadata !8, i32 5, i32 23, metadata !6, i32 1} ; [ DW_TAG_lexical_block ] [/home/samsonov/tmp/clang-di/test.cc]
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!19 = metadata !{i32 5, i32 30, metadata !18, null}
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!20 = metadata !{metadata !"test.cc", metadata !"/home/samsonov/tmp/clang-di"}
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