1; RUN: llc -filetype=obj -mtriple=x86_64-pc-linux-gnu %s -o %t 2; RUN: llvm-readobj --relocations %t | FileCheck %s 3 4; Check that we don't have any relocations in the ranges section - 5; to show that we're producing this as a relative offset to the 6; low_pc for the compile unit. 7; CHECK-NOT: .rela.debug_ranges 8 9@llvm.global_ctors = appending global [1 x { i32, ptr, ptr }] [{ i32, ptr, ptr } { i32 0, ptr @__msan_init, ptr null }] 10@str = private unnamed_addr constant [4 x i8] c"zzz\00" 11@__msan_retval_tls = external thread_local(initialexec) global [8 x i64] 12@__msan_retval_origin_tls = external thread_local(initialexec) global i32 13@__msan_param_tls = external thread_local(initialexec) global [1000 x i64] 14@__msan_param_origin_tls = external thread_local(initialexec) global [1000 x i32] 15@__msan_va_arg_tls = external thread_local(initialexec) global [1000 x i64] 16@__msan_va_arg_overflow_size_tls = external thread_local(initialexec) global i64 17@__msan_origin_tls = external thread_local(initialexec) global i32 18@__executable_start = external hidden global i32 19@_end = external hidden global i32 20 21; Function Attrs: sanitize_memory uwtable 22define void @_Z1fv() #0 !dbg !4 { 23entry: 24 %p = alloca ptr, align 8 25 %0 = ptrtoint ptr %p to i64, !dbg !19 26 %1 = and i64 %0, -70368744177672, !dbg !19 27 %2 = inttoptr i64 %1 to ptr, !dbg !19 28 store i64 -1, ptr %2, align 8, !dbg !19 29 store i64 0, ptr @__msan_param_tls, align 8, !dbg !19 30 store i64 0, ptr @__msan_retval_tls, align 8, !dbg !19 31 %call = call ptr @_Znwm(i64 4) #4, !dbg !19 32 %_msret = load i64, ptr @__msan_retval_tls, align 8, !dbg !19 33 tail call void @llvm.dbg.value(metadata ptr %call, metadata !9, metadata !DIExpression()), !dbg !19 34 %3 = inttoptr i64 %1 to ptr, !dbg !19 35 store i64 %_msret, ptr %3, align 8, !dbg !19 36 store volatile ptr %call, ptr %p, align 8, !dbg !19 37 tail call void @llvm.dbg.value(metadata ptr %p, metadata !9, metadata !DIExpression()), !dbg !19 38 %p.0.p.0. = load volatile ptr, ptr %p, align 8, !dbg !20 39 %_msld = load i64, ptr %3, align 8, !dbg !20 40 %_mscmp = icmp eq i64 %_msld, 0, !dbg !20 41 br i1 %_mscmp, label %5, label %4, !dbg !20, !prof !22 42 43; <label>:5 ; preds = %entry 44 call void @__msan_warning_noreturn(), !dbg !20 45 call void asm sideeffect "", ""() #3, !dbg !20 46 unreachable, !dbg !20 47 48; <label>:6 ; preds = %entry 49 %6 = load i32, ptr %p.0.p.0., align 4, !dbg !20, !tbaa !23 50 %7 = ptrtoint ptr %p.0.p.0. to i64, !dbg !20 51 %8 = and i64 %7, -70368744177665, !dbg !20 52 %9 = inttoptr i64 %8 to ptr, !dbg !20 53 %_msld2 = load i32, ptr %9, align 4, !dbg !20 54 %10 = icmp ne i32 %_msld2, 0, !dbg !20 55 %11 = xor i32 %_msld2, -1, !dbg !20 56 %12 = and i32 %6, %11, !dbg !20 57 %13 = icmp eq i32 %12, 0, !dbg !20 58 %_msprop_icmp = and i1 %10, %13, !dbg !20 59 br i1 %_msprop_icmp, label %14, label %15, !dbg !20, !prof !27 60 61; <label>:15 ; preds = %5 62 call void @__msan_warning_noreturn(), !dbg !20 63 call void asm sideeffect "", ""() #3, !dbg !20 64 unreachable, !dbg !20 65 66; <label>:16 ; preds = %5 67 %tobool = icmp eq i32 %6, 0, !dbg !20 68 br i1 %tobool, label %if.end, label %if.then, !dbg !20 69 70if.then: ; preds = %15 71 store i64 0, ptr @__msan_param_tls, align 8, !dbg !28 72 store i32 0, ptr @__msan_retval_tls, align 8, !dbg !28 73 %puts = call i32 @puts(ptr @str), !dbg !28 74 br label %if.end, !dbg !28 75 76if.end: ; preds = %15, %if.then 77 ret void, !dbg !29 78} 79 80; Function Attrs: nobuiltin 81declare ptr @_Znwm(i64) #1 82 83; Function Attrs: sanitize_memory uwtable 84define i32 @main() #0 !dbg !13 { 85entry: 86 %p.i = alloca ptr, align 8 87 %0 = ptrtoint ptr %p.i to i64, !dbg !30 88 %1 = and i64 %0, -70368744177672, !dbg !30 89 %2 = inttoptr i64 %1 to ptr, !dbg !30 90 store i64 -1, ptr %2, align 8, !dbg !30 91 call void @llvm.lifetime.start(i64 8, ptr %p.i), !dbg !30 92 store i64 0, ptr @__msan_param_tls, align 8, !dbg !30 93 store i64 0, ptr @__msan_retval_tls, align 8, !dbg !30 94 %call.i = call ptr @_Znwm(i64 4) #4, !dbg !30 95 %_msret = load i64, ptr @__msan_retval_tls, align 8, !dbg !30 96 tail call void @llvm.dbg.value(metadata ptr %call.i, metadata !32, metadata !DIExpression()), !dbg !30 97 %3 = inttoptr i64 %1 to ptr, !dbg !30 98 store i64 %_msret, ptr %3, align 8, !dbg !30 99 store volatile ptr %call.i, ptr %p.i, align 8, !dbg !30 100 tail call void @llvm.dbg.value(metadata ptr %p.i, metadata !32, metadata !DIExpression()), !dbg !30 101 %p.i.0.p.0.p.0..i = load volatile ptr, ptr %p.i, align 8, !dbg !33 102 %_msld = load i64, ptr %3, align 8, !dbg !33 103 %_mscmp = icmp eq i64 %_msld, 0, !dbg !33 104 br i1 %_mscmp, label %5, label %4, !dbg !33, !prof !22 105 106; <label>:5 ; preds = %entry 107 call void @__msan_warning_noreturn(), !dbg !33 108 call void asm sideeffect "", ""() #3, !dbg !33 109 unreachable, !dbg !33 110 111; <label>:6 ; preds = %entry 112 %6 = load i32, ptr %p.i.0.p.0.p.0..i, align 4, !dbg !33, !tbaa !23 113 %7 = ptrtoint ptr %p.i.0.p.0.p.0..i to i64, !dbg !33 114 %8 = and i64 %7, -70368744177665, !dbg !33 115 %9 = inttoptr i64 %8 to ptr, !dbg !33 116 %_msld2 = load i32, ptr %9, align 4, !dbg !33 117 %10 = icmp ne i32 %_msld2, 0, !dbg !33 118 %11 = xor i32 %_msld2, -1, !dbg !33 119 %12 = and i32 %6, %11, !dbg !33 120 %13 = icmp eq i32 %12, 0, !dbg !33 121 %_msprop_icmp = and i1 %10, %13, !dbg !33 122 br i1 %_msprop_icmp, label %14, label %15, !dbg !33, !prof !27 123 124; <label>:15 ; preds = %5 125 call void @__msan_warning_noreturn(), !dbg !33 126 call void asm sideeffect "", ""() #3, !dbg !33 127 unreachable, !dbg !33 128 129; <label>:16 ; preds = %5 130 %tobool.i = icmp eq i32 %6, 0, !dbg !33 131 br i1 %tobool.i, label %_Z1fv.exit, label %if.then.i, !dbg !33 132 133if.then.i: ; preds = %15 134 store i64 0, ptr @__msan_param_tls, align 8, !dbg !34 135 store i32 0, ptr @__msan_retval_tls, align 8, !dbg !34 136 %puts.i = call i32 @puts(ptr @str), !dbg !34 137 br label %_Z1fv.exit, !dbg !34 138 139_Z1fv.exit: ; preds = %15, %if.then.i 140 call void @llvm.lifetime.end(i64 8, ptr %p.i), !dbg !35 141 store i32 0, ptr @__msan_retval_tls, align 8, !dbg !36 142 ret i32 0, !dbg !36 143} 144 145declare void @__msan_init() 146 147; Function Attrs: nounwind readnone 148declare void @llvm.dbg.value(metadata, metadata, metadata) #2 149 150; Function Attrs: nounwind 151declare i32 @puts(ptr nocapture readonly) #3 152 153; Function Attrs: nounwind 154declare void @llvm.lifetime.start(i64, ptr nocapture) #3 155 156; Function Attrs: nounwind 157declare void @llvm.lifetime.end(i64, ptr nocapture) #3 158 159declare void @__msan_warning_noreturn() 160 161declare void @__msan_maybe_warning_1(i8, i32) 162 163declare void @__msan_maybe_store_origin_1(i8, ptr, i32) 164 165declare void @__msan_maybe_warning_2(i16, i32) 166 167declare void @__msan_maybe_store_origin_2(i16, ptr, i32) 168 169declare void @__msan_maybe_warning_4(i32, i32) 170 171declare void @__msan_maybe_store_origin_4(i32, ptr, i32) 172 173declare void @__msan_maybe_warning_8(i64, i32) 174 175declare void @__msan_maybe_store_origin_8(i64, ptr, i32) 176 177declare void @__msan_set_alloca_origin4(ptr, i64, ptr, i64) 178 179declare void @__msan_poison_stack(ptr, i64) 180 181declare i32 @__msan_chain_origin(i32) 182 183declare ptr @__msan_memmove(ptr, ptr, i64) 184 185declare ptr @__msan_memcpy(ptr, ptr, i64) 186 187declare ptr @__msan_memset(ptr, i32, i64) 188 189; Function Attrs: nounwind 190declare void @llvm.memset.p0.i64(ptr nocapture, i8, i64, i1) #3 191 192attributes #0 = { sanitize_memory uwtable "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } 193attributes #1 = { nobuiltin "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } 194attributes #2 = { nounwind readnone } 195attributes #3 = { nounwind } 196attributes #4 = { builtin } 197 198!llvm.dbg.cu = !{!0} 199!llvm.module.flags = !{!16, !17} 200!llvm.ident = !{!18} 201 202!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.5.0 (trunk 207243) (llvm/trunk 207259)", isOptimized: true, emissionKind: FullDebug, file: !1, enums: !2, retainedTypes: !2, globals: !2, imports: !2) 203!1 = !DIFile(filename: "foo.cpp", directory: "/usr/local/google/home/echristo/tmp") 204!2 = !{} 205!4 = distinct !DISubprogram(name: "f", linkageName: "_Z1fv", line: 3, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !0, scopeLine: 3, file: !1, scope: !5, type: !6, retainedNodes: !8) 206!5 = !DIFile(filename: "foo.cpp", directory: "/usr/local/google/home/echristo/tmp") 207!6 = !DISubroutineType(types: !7) 208!7 = !{null} 209!8 = !{!9} 210!9 = !DILocalVariable(name: "p", line: 4, scope: !4, file: !5, type: !10) 211!10 = !DIDerivedType(tag: DW_TAG_volatile_type, baseType: !11) 212!11 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, baseType: !12) 213!12 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed) 214!13 = distinct !DISubprogram(name: "main", line: 9, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !0, scopeLine: 9, file: !1, scope: !5, type: !14, retainedNodes: !2) 215!14 = !DISubroutineType(types: !15) 216!15 = !{!12} 217!16 = !{i32 2, !"Dwarf Version", i32 4} 218!17 = !{i32 1, !"Debug Info Version", i32 3} 219!18 = !{!"clang version 3.5.0 (trunk 207243) (llvm/trunk 207259)"} 220!19 = !DILocation(line: 4, scope: !4) 221!20 = !DILocation(line: 5, scope: !21) 222!21 = distinct !DILexicalBlock(line: 5, column: 0, file: !1, scope: !4) 223!22 = !{!"branch_weights", i32 1000, i32 1} 224!23 = !{!24, !24, i64 0} 225!24 = !{!"int", !25, i64 0} 226!25 = !{!"omnipotent char", !26, i64 0} 227!26 = !{!"Simple C/C++ TBAA"} 228!27 = !{!"branch_weights", i32 1, i32 1000} 229!28 = !DILocation(line: 6, scope: !21) 230!29 = !DILocation(line: 7, scope: !4) 231!30 = !DILocation(line: 4, scope: !4, inlinedAt: !31) 232!31 = !DILocation(line: 10, scope: !13) 233!32 = !DILocalVariable(name: "p", line: 4, scope: !4, file: !5, type: !10) 234!33 = !DILocation(line: 5, scope: !21, inlinedAt: !31) 235!34 = !DILocation(line: 6, scope: !21, inlinedAt: !31) 236!35 = !DILocation(line: 7, scope: !4, inlinedAt: !31) 237!36 = !DILocation(line: 11, scope: !13) 238