1 ; RUN: opt -S --passes=instcombine %s | FileCheck %s
2 ; RUN: opt --try-experimental-debuginfo-iterators -S --passes=instcombine %s | FileCheck %s
4 ; https://github.com/llvm/llvm-project/issues/56807
5 declare void @foo(ptr %pixels)
7 declare void @llvm.dbg.declare(metadata, metadata, metadata)
9 ; CHECK-LABEL: @toplevel(
11 ; CHECK-NEXT: %pixels1 = alloca [3 x i8], align 1
12 ; CHECK-NEXT: #dbg_declare(ptr %pixels1, ![[MD:[0-9]+]], !DIExpression(), ![[DBG:[0-9]+]]
13 ; CHECK-NEXT: call void @foo(ptr nonnull %pixels1)
14 ; CHECK-NEXT: ret void
15 define dso_local void @toplevel() {
17 %pixels = alloca i8, i32 3
18 call void @llvm.dbg.declare(metadata ptr %pixels, metadata !11, metadata !DIExpression()), !dbg !12
19 call void @foo(ptr %pixels)
24 !llvm.module.flags = !{!3, !4, !5}
26 !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !1, producer: "clang version 11.1.0", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, splitDebugInlining: false, nameTableKind: None)
27 !1 = !DIFile(filename: "test.cpp", directory: "/path/to/test_cpp")
29 !3 = !{i32 7, !"Dwarf Version", i32 4}
30 !4 = !{i32 2, !"Debug Info Version", i32 3}
31 !5 = !{i32 1, !"wchar_size", i32 4}
32 !7 = distinct !DISubprogram(name: "toplevel", linkageName: "_Z8toplevelv", scope: !1, file: !1, line: 9, type: !8, scopeLine: 9, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !2)
33 !8 = !DISubroutineType(types: !9)
35 !10 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
36 ; CHECK: ![[MD]] = !DILocalVariable(name: "pixels"
37 !11 = !DILocalVariable(name: "pixels", arg: 1, scope: !7, file: !1, line: 9, type: !10)
38 ; CHECK: ![[DBG]] = !DILocation(line: 9, column: 16,
39 !12 = !DILocation(line: 9, column: 16, scope: !7)