1 ; RUN: llc %s -stop-after=finalize-isel -o - | FileCheck %s
4 ; RUN: llc --try-experimental-debuginfo-iterators %s -stop-after=finalize-isel -o - | FileCheck %s
6 ;; Local variable has global storage. Check AssignmentTrackingAnalysis doesn't
9 ;; FIXME: We ideally want a DBG_VALUE deref here. It's not possible with the
10 ;; current setup, but will be possible when assignment tracking is extended to
11 ;; understand non-alloca storage.
16 target triple = "x86_64-unknown-linux-gnu"
18 @a = dso_local global i32 0, align 4
20 define dso_local void @_Z3funi(i32 noundef %x) !dbg !15 {
22 store i32 %x, ptr @a, align 4, !DIAssignID !27
23 call void @llvm.dbg.assign(metadata i32 %x, metadata !23, metadata !DIExpression(), metadata !27, metadata ptr @a, metadata !DIExpression()), !dbg !21
27 declare void @llvm.dbg.assign(metadata, metadata, metadata, metadata, metadata, metadata)
30 !llvm.module.flags = !{!6, !7, !13}
33 !2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !3, producer: "clang version 17.0.0", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, globals: !4, splitDebugInlining: false, nameTableKind: None)
34 !3 = !DIFile(filename: "test.cpp", directory: "/")
36 !5 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
37 !6 = !{i32 7, !"Dwarf Version", i32 5}
38 !7 = !{i32 2, !"Debug Info Version", i32 3}
39 !13 = !{i32 7, !"debug-info-assignment-tracking", i1 true}
40 !14 = !{!"clang version 17.0.0"}
41 !15 = distinct !DISubprogram(name: "fun", linkageName: "_Z3funi", scope: !3, file: !3, line: 2, type: !16, scopeLine: 2, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !18)
42 !16 = !DISubroutineType(types: !17)
45 !20 = !DILocalVariable(name: "x", arg: 1, scope: !15, file: !3, line: 2, type: !5)
46 !21 = !DILocation(line: 0, scope: !15)
47 !23 = !DILocalVariable(name: "a", scope: !15, file: !3, line: 3, type: !5)
48 !27 = distinct !DIAssignID()