1 ; RUN: llc -filetype=obj -o - < %s | llvm-dwarfdump - | FileCheck %s
3 ; Checks that we're creating two ranges, one that terminates immediately
4 ; and one that spans the rest of the function. This isn't necessarily the
5 ; best thing to do here (and also not necessarily correct, since the first
6 ; one has a bit_piece), but it is what is currently being emitted, any
7 ; change here needs to be intentional, so the test is very specific.
9 ; CHECK: .debug_loc contents:
10 ; CHECK: 0x00000000: Beginning address offset: 0x0000000000000004
11 ; CHECK: Ending address offset: 0x0000000000000004
12 ; CHECK: Location description: 10 00 9f
13 ; CHECK: Beginning address offset: 0x0000000000000004
14 ; CHECK: Ending address offset: 0x0000000000000014
15 ; CHECK: Location description: 10 00 9f
17 ; Created form the following test case (PR26163) with
18 ; clang -cc1 -triple armv4t--freebsd11.0-gnueabi -emit-obj -debug-info-kind=standalone -O2 -x c test.c
20 ; typedef unsigned int size_t;
26 ; void *memset(void *, int, size_t);
32 ; struct timeval lifetime;
34 ; memset(&lifetime, 0, sizeof(struct timeval));
35 ; lifetime.tv_sec = value;
41 ; parse_config_file(void)
49 target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"
50 target triple = "armv4t--freebsd11.0-gnueabi"
52 %struct.timeval = type { i64, i32 }
54 declare void @llvm.dbg.declare(metadata, metadata, metadata)
55 declare void @llvm.dbg.value(metadata, i64, metadata, metadata)
59 define i32 @parse_config_file() !dbg !4 {
61 tail call void @llvm.dbg.value(metadata i32 0, i64 0, metadata !15, metadata !26), !dbg !27
62 tail call void @llvm.dbg.declare(metadata %struct.timeval* undef, metadata !16, metadata !26), !dbg !29
63 tail call void @llvm.dbg.value(metadata i64 0, i64 0, metadata !16, metadata !30), !dbg !29
64 tail call void @llvm.dbg.value(metadata i32 0, i64 0, metadata !16, metadata !31), !dbg !29
65 tail call void @foo() #3, !dbg !32
71 !llvm.module.flags = !{!22, !23, !24}
74 !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 3.9.0 (https://github.com/llvm-mirror/clang 89dda3855cda574f355e6defa1d77bdae5053994) (llvm/trunk 257891)", isOptimized: true, runtimeVersion: 0, emissionKind: 1, enums: !2, subprograms: !3)
75 !1 = !DIFile(filename: "<stdin>", directory: "/home/ubuntu/bugs")
78 !4 = distinct !DISubprogram(name: "parse_config_file", scope: !5, file: !5, line: 22, type: !6, isLocal: false, isDefinition: true, scopeLine: 23, flags: DIFlagPrototyped, isOptimized: true, variables: !9)
79 !5 = !DIFile(filename: "test.c", directory: "/home/ubuntu/bugs")
80 !6 = !DISubroutineType(types: !7)
82 !8 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
84 !10 = !DILocalVariable(name: "value", scope: !4, file: !5, line: 24, type: !8)
85 !11 = distinct !DISubprogram(name: "bar", scope: !5, file: !5, line: 11, type: !12, isLocal: true, isDefinition: true, scopeLine: 12, flags: DIFlagPrototyped, isOptimized: true, variables: !14)
86 !12 = !DISubroutineType(types: !13)
89 !15 = !DILocalVariable(name: "value", arg: 1, scope: !11, file: !5, line: 11, type: !8)
90 !16 = !DILocalVariable(name: "lifetime", scope: !11, file: !5, line: 13, type: !17)
91 !17 = !DICompositeType(tag: DW_TAG_structure_type, name: "timeval", file: !5, line: 2, size: 128, align: 64, elements: !18)
93 !19 = !DIDerivedType(tag: DW_TAG_member, name: "tv_sec", scope: !17, file: !5, line: 3, baseType: !20, size: 64, align: 64)
94 !20 = !DIBasicType(name: "long long int", size: 64, align: 64, encoding: DW_ATE_signed)
95 !21 = !DIDerivedType(tag: DW_TAG_member, name: "tv_usec", scope: !17, file: !5, line: 4, baseType: !8, size: 32, align: 32, offset: 64)
96 !22 = !{i32 2, !"Debug Info Version", i32 3}
97 !23 = !{i32 1, !"wchar_size", i32 4}
98 !24 = !{i32 1, !"min_enum_size", i32 4}
99 !25 = !{!"clang version 3.9.0 (https://github.com/llvm-mirror/clang 89dda3855cda574f355e6defa1d77bdae5053994) (llvm/trunk 257891)"}
100 !26 = !DIExpression()
101 !27 = !DILocation(line: 11, scope: !11, inlinedAt: !28)
102 !28 = distinct !DILocation(line: 26, scope: !4)
103 !29 = !DILocation(line: 13, scope: !11, inlinedAt: !28)
104 !30 = !DIExpression(DW_OP_bit_piece, 0, 64)
105 !31 = !DIExpression(DW_OP_bit_piece, 0, 32)
106 !32 = !DILocation(line: 18, scope: !11, inlinedAt: !28)
107 !33 = !DILocation(line: 27, scope: !4)