a912c81f65
The DW_OP_GNU_push_tls_address, DW_OP_form_tls_address DWARF location forms generated for thread local storage variables, caused a crash in the DWARFReader, due to incorrect number of operands.
43 lines
2.0 KiB
LLVM
43 lines
2.0 KiB
LLVM
source_filename = "ThreadLocalStorage.cpp"
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target triple = "x86_64-pc-linux-gnu"
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@TGlobal = dso_local thread_local global i32 0, align 4, !dbg !0
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@NGlobal = dso_local global i32 1, align 4, !dbg !5
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@_ZZ4testvE6TLocal = internal thread_local global i32 0, align 4, !dbg !8
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define dso_local void @_Z4testv() !dbg !10 {
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entry:
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%NLocal = alloca i32, align 4
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%0 = call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @TGlobal), !dbg !22
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store i32 1, ptr %0, align 4
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#dbg_declare(ptr %NLocal, !24, !DIExpression(), !25)
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store i32 0, ptr %NLocal, align 4, !dbg !25
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store i32 2, ptr @NGlobal, align 4
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ret void
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}
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declare nonnull ptr @llvm.threadlocal.address.p0(ptr nonnull)
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!llvm.dbg.cu = !{!2}
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!llvm.module.flags = !{!14, !15}
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!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
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!1 = distinct !DIGlobalVariable(name: "TGlobal", scope: !2, file: !3, line: 1, type: !7, isLocal: false, isDefinition: true)
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!2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !3, emissionKind: FullDebug, globals: !4)
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!3 = !DIFile(filename: "ThreadLocalStorage.cpp", directory: "")
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!4 = !{!0, !5, !8}
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!5 = !DIGlobalVariableExpression(var: !6, expr: !DIExpression())
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!6 = distinct !DIGlobalVariable(name: "NGlobal", scope: !2, file: !3, line: 2, type: !7, isLocal: false, isDefinition: true)
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!7 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
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!8 = !DIGlobalVariableExpression(var: !9, expr: !DIExpression())
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!9 = distinct !DIGlobalVariable(name: "TLocal", scope: !10, file: !3, line: 4, type: !7, isLocal: true, isDefinition: true)
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!10 = distinct !DISubprogram(name: "test", scope: !3, file: !3, line: 3, type: !11, scopeLine: 3, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !13)
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!11 = !DISubroutineType(types: !12)
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!12 = !{null}
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!13 = !{}
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!14 = !{i32 7, !"Dwarf Version", i32 5}
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!15 = !{i32 2, !"Debug Info Version", i32 3}
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!22 = !DILocation(line: 5, scope: !10)
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!24 = !DILocalVariable(name: "NLocal", scope: !10, file: !3, line: 7, type: !7)
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!25 = !DILocation(line: 7, scope: !10)
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