xref: /llvm-project/llvm/test/DebugInfo/debugify-ignore-phi.ll (revision 1c6b0f779f66494cb597884c1a52e377bde4bc54)
1; RUN: opt -passes=check-debugify < %s -S 2>&1 | FileCheck %s
2; RUN: opt --experimental-debuginfo-iterators=false -passes=check-debugify < %s -S 2>&1 | FileCheck %s
3
4define void @test_phi(i1 %cond) !dbg !6 {
5  br i1 %cond, label %1, label %2, !dbg !11
6
71:                                                ; preds = %0
8  br label %2, !dbg !12
9
102:                                                ; preds = %1, %0
11  %v = phi i32 [ 0, %0 ], [ 1, %1 ], !dbg !13
12  call void @llvm.dbg.value(metadata i32 %v, metadata !9, metadata !DIExpression()), !dbg !13
13  ret void, !dbg !14
14}
15
16declare void @llvm.dbg.value(metadata, metadata, metadata)
17
18!llvm.dbg.cu = !{!0}
19!llvm.debugify = !{!3, !4}
20!llvm.module.flags = !{!5}
21
22!0 = distinct !DICompileUnit(language: DW_LANG_C, file: !1, producer: "debugify", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)
23!1 = !DIFile(filename: "<stdin>", directory: "/")
24!2 = !{}
25!3 = !{i32 4}
26!4 = !{i32 1}
27!5 = !{i32 2, !"Debug Info Version", i32 3}
28!6 = distinct !DISubprogram(name: "test_phi", linkageName: "test_phi", scope: null, file: !1, line: 1, type: !7, scopeLine: 1, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !8)
29!7 = !DISubroutineType(types: !2)
30!8 = !{!9}
31!9 = !DILocalVariable(name: "1", scope: !6, file: !1, line: 3, type: !10)
32!10 = !DIBasicType(name: "ty32", size: 32, encoding: DW_ATE_unsigned)
33!11 = !DILocation(line: 1, column: 1, scope: !6)
34!12 = !DILocation(line: 2, column: 1, scope: !6)
35!13 = !DILocation(line: 3, column: 1, scope: !6)
36!14 = !DILocation(line: 4, column: 1, scope: !6)
37
38; CHECK-NOT: WARNING: Missing line 3
39; CHECK: CheckModuleDebugify: PASS
40