62 lines
3.0 KiB
LLVM
62 lines
3.0 KiB
LLVM
; RUN: llc -O0 %s -o - -filetype=obj \
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; RUN: | llvm-dwarfdump -statistics - | FileCheck %s
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; This checks that if DW_TAG_structure_type duplicates in multiple CU,
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; the number of total vars ("source variables") will include every copy,
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; so the number of "variables with location" doesn't exceed the number of total vars.
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; $ cat test.h
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; struct s { static const int ss = 42; };
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;
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; $ cat test1.cpp
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; #include "test.h"
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; s S1;
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;
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; $ cat test2.cpp
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; #include "test.h"
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; s S2;
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; CHECK: "#source variables": 4,
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; CHECK: "#source variables with location": 4,
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source_filename = "llvm-link"
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target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-linux-gnu"
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%struct.s = type { i8 }
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%struct.s.1 = type { i8 }
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@S1 = dso_local global %struct.s zeroinitializer, align 1, !dbg !0
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@S2 = dso_local global %struct.s.1 zeroinitializer, align 1, !dbg !13
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!llvm.dbg.cu = !{!2, !15}
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!llvm.ident = !{!18, !18}
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!llvm.module.flags = !{!19, !20, !21}
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!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
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!1 = distinct !DIGlobalVariable(name: "S1", scope: !2, file: !3, line: 2, type: !6, isLocal: false, isDefinition: true)
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!2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !3, producer: "clang version 10.0.0", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, retainedTypes: !5, globals: !12, splitDebugInlining: false, nameTableKind: None)
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!3 = !DIFile(filename: "test1.cpp", directory: "/")
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!4 = !{}
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!5 = !{!6}
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!6 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "s", file: !7, line: 1, size: 8, flags: DIFlagTypePassByValue, elements: !8, identifier: "_ZTS1s")
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!7 = !DIFile(filename: "./test.h", directory: "/")
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!8 = !{!9}
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!9 = !DIDerivedType(tag: DW_TAG_member, name: "ss", scope: !6, file: !7, line: 1, baseType: !10, flags: DIFlagStaticMember, extraData: i32 42)
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!10 = !DIDerivedType(tag: DW_TAG_const_type, baseType: !11)
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!11 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
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!12 = !{!0}
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!13 = !DIGlobalVariableExpression(var: !14, expr: !DIExpression())
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!14 = distinct !DIGlobalVariable(name: "S2", scope: !15, file: !16, line: 2, type: !6, isLocal: false, isDefinition: true)
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!15 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !16, producer: "clang version 10.0.0", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, retainedTypes: !22, globals: !17, splitDebugInlining: false, nameTableKind: None)
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!16 = !DIFile(filename: "test2.cpp", directory: "/")
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!17 = !{!13}
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!18 = !{!"clang version 10.0.0"}
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!19 = !{i32 7, !"Dwarf Version", i32 4}
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!20 = !{i32 2, !"Debug Info Version", i32 3}
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!21 = !{i32 1, !"wchar_size", i32 4}
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!22 = !{!23}
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!23 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "s", file: !7, line: 1, size: 8, flags: DIFlagTypePassByValue, elements: !24, identifier: "_ZTS1s")
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!24 = !{!25}
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!25 = !DIDerivedType(tag: DW_TAG_member, name: "ss", scope: !23, file: !7, line: 1, baseType: !10, flags: DIFlagStaticMember, extraData: i32 42)
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