|  | ; RUN: opt %s -S -passes=declare-to-assign -o - | FileCheck %s | 
|  | ; RUN: opt --try-experimental-debuginfo-iterators %s -S -passes=declare-to-assign -o - | FileCheck %s | 
|  |  | 
|  | ; CHECK: call void @llvm.dbg.assign | 
|  |  | 
|  | define dso_local void @f() sanitize_hwaddress !dbg !9 { | 
|  | entry: | 
|  | %a = alloca i32, align 4 | 
|  | call void @llvm.dbg.declare(metadata ptr %a, metadata !13, metadata !DIExpression()), !dbg !16 | 
|  | ret void, !dbg !17 | 
|  | } | 
|  |  | 
|  | declare void @llvm.dbg.declare(metadata, metadata, metadata) | 
|  |  | 
|  | !llvm.dbg.cu = !{!0} | 
|  | !llvm.module.flags = !{!2, !3, !4, !5, !6, !7} | 
|  | !llvm.ident = !{!8} | 
|  |  | 
|  | !0 = distinct !DICompileUnit(language: DW_LANG_C11, file: !1, producer: "clang version 17.0.0", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, splitDebugInlining: false, nameTableKind: None) | 
|  | !1 = !DIFile(filename: "test.c", directory: "/") | 
|  | !2 = !{i32 7, !"Dwarf Version", i32 5} | 
|  | !3 = !{i32 2, !"Debug Info Version", i32 3} | 
|  | !4 = !{i32 1, !"wchar_size", i32 4} | 
|  | !5 = !{i32 8, !"PIC Level", i32 2} | 
|  | !6 = !{i32 7, !"PIE Level", i32 2} | 
|  | !7 = !{i32 7, !"uwtable", i32 2} | 
|  | !8 = !{!"clang version 17.0.0"} | 
|  | !9 = distinct !DISubprogram(name: "f", scope: !1, file: !1, line: 1, type: !10, scopeLine: 1, flags: DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !12) | 
|  | !10 = !DISubroutineType(types: !11) | 
|  | !11 = !{null} | 
|  | !12 = !{!13} | 
|  | !13 = !DILocalVariable(name: "a", scope: !9, file: !1, line: 1, type: !14) | 
|  | !14 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) | 
|  | !15 = !DILocation(line: 1, column: 12, scope: !9) | 
|  | !16 = !DILocation(line: 1, column: 16, scope: !9) | 
|  | !17 = !DILocation(line: 1, column: 19, scope: !9) |