; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt < %s -passes='instcombine' -S | FileCheck %s ; RUN: opt < %s -passes='instcombine' -S --try-experimental-debuginfo-iterators | FileCheck %s define i32 @foo( %x) { ; CHECK-LABEL: @foo( ; CHECK-NEXT: entry: ; CHECK-NEXT: [[ARR:%.*]] = alloca i32, align 4 ; CHECK-NEXT: call void @llvm.dbg.value(metadata undef, metadata [[META8:![0-9]+]], metadata !DIExpression()), !dbg [[DBG14:![0-9]+]] ; CHECK-NEXT: store [[X:%.*]], ptr [[ARR]], align 4 ; CHECK-NEXT: [[RES:%.*]] = load i32, ptr [[ARR]], align 4 ; CHECK-NEXT: ret i32 [[RES]] ; entry: %arr = alloca i32, align 4 call void @llvm.dbg.declare(metadata ptr %arr, metadata !8, metadata !DIExpression()), !dbg !14 store %x, ptr %arr, align 4 %res = load i32, ptr %arr ret i32 %res } define i32 @foo2( %x) { ; CHECK-LABEL: @foo2( ; CHECK-NEXT: entry: ; CHECK-NEXT: [[ARR:%.*]] = alloca [4 x i32], align 4 ; CHECK-NEXT: call void @llvm.dbg.declare(metadata ptr [[ARR]], metadata [[META15:![0-9]+]], metadata !DIExpression()), !dbg [[DBG17:![0-9]+]] ; CHECK-NEXT: store [[X:%.*]], ptr [[ARR]], align 4 ; CHECK-NEXT: [[RES:%.*]] = load i32, ptr [[ARR]], align 4 ; CHECK-NEXT: ret i32 [[RES]] ; entry: %arr = alloca [4 x i32], align 4 call void @llvm.dbg.declare(metadata ptr %arr, metadata !15, metadata !DIExpression()), !dbg !17 store %x, ptr %arr, align 4 %res = load i32, ptr %arr ret i32 %res } ; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none) declare void @llvm.dbg.declare(metadata, metadata, metadata) #0 attributes #0 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) } !llvm.dbg.cu = !{!0} !llvm.module.flags = !{!3, !4, !5, !6, !7} !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !1, producer: "clang version 17.0.0 (git@github.com:llvm/llvm-project.git a489e11439e36c7e0ec83b28a6fb1596a5c21faa)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, retainedTypes: !2, splitDebugInlining: false, nameTableKind: None) !1 = !DIFile(filename: "u.cpp", directory: "/path/to/test", checksumkind: CSK_MD5, checksum: "42f62c17fb0f0110f515890bc6d69cb5") !2 = !{} !3 = !{i32 7, !"Dwarf Version", i32 5} !4 = !{i32 2, !"Debug Info Version", i32 3} !5 = !{i32 1, !"wchar_size", i32 4} !6 = !{i32 1, !"target-abi", !"lp64d"} !7 = !{i32 8, !"SmallDataLimit", i32 8} !8 = !DILocalVariable(name: "arr", scope: !9, file: !1, line: 3, type: !12) !9 = distinct !DISubprogram(name: "foo", linkageName: "foo", scope: !1, file: !1, line: 2, type: !10, scopeLine: 2, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !2) !10 = !DISubroutineType(types: !11) !11 = !{null} !12 = !DICompositeType(tag: DW_TAG_array_type, baseType: !13, size: 128, elements: !2) !13 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) !14 = !DILocation(line: 3, column: 7, scope: !9) !15 = !DILocalVariable(name: "arr", scope: !16, file: !1, line: 6, type: !12) !16 = distinct !DISubprogram(name: "foo2", linkageName: "foo2", scope: !1, file: !1, line: 5, type: !10, scopeLine: 5, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !2) !17 = !DILocation(line: 6, column: 7, scope: !16)