1; RUN: opt -S -passes=globalopt --experimental-debuginfo-iterators=false <%s | FileCheck %s 2; CHECK: #dbg_value(ptr undef, 3; CHECK-SAME: [[VAR:![0-9]+]], 4; CHECK-SAME: !DIExpression() 5; CHECK: [[VAR]] = !DILocalVariable(name: "_format" 6 7 8; ModuleID = '<stdin>' 9source_filename = "test.cpp" 10 11@_ZZZZ4main_format = internal constant [24 x i8] c"Result1: Hello, World!\0A\00", align 16, !dbg !9 12 13define void @foo() align 2 !dbg !5 { 14entry: 15 call void @llvm.dbg.value(metadata ptr @_ZZZZ4main_format, metadata !11, metadata !DIExpression()), !dbg !12 16 ret void 17} 18 19!llvm.dbg.cu = !{!0} 20!llvm.module.flags = !{!3, !4} 21 22!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !1, producer: "clang", isOptimized: true, emissionKind: FullDebug) 23!1 = !DIFile(filename: "test.cpp", directory: "/path/to") 24!2 = !{} 25!3 = !{i32 7, !"Dwarf Version", i32 4} 26!4 = !{i32 2, !"Debug Info Version", i32 3} 27!5 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 27, type: !6, scopeLine: 27, spFlags: DISPFlagDefinition, unit: !0) 28!6 = !DISubroutineType(types: !7) 29!7 = !{null} 30!8 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) 31!9 = !DIGlobalVariableExpression(var: !10, expr: !DIExpression()) 32!10 = distinct !DIGlobalVariable(name: "_format", scope: !5, file: !1, line: 49, type: !8, isLocal: true, isDefinition: true) 33!11 = !DILocalVariable(name: "_format", arg: 1, scope: !5, file: !1, line: 79, type: !8) 34!12 = !DILocation(line: 0, scope: !5) 35