| ; RUN: opt -passes=early-cse -earlycse-debug-hash -S %s -o - | FileCheck %s |
| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" |
| |
| ; Function Attrs: nounwind uwtable |
| define i32 @foo() !dbg !6 { |
| entry: |
| %0 = call i64 @llvm.ctpop.i64(i64 0), !dbg !14 |
| %1 = inttoptr i64 %0 to ptr, !dbg !14 |
| call void @llvm.dbg.value(metadata ptr %1, i64 0, metadata !11, metadata !13), !dbg !14 |
| ; CHECK: call void @llvm.dbg.value(metadata i64 0, metadata !11, metadata !DIExpression()), !dbg !13 |
| %call = call ptr (...) @baa(), !dbg !15 |
| %2 = ptrtoint ptr %call to i64, !dbg !16 |
| %3 = inttoptr i64 %2 to ptr, !dbg !16 |
| call void @llvm.dbg.value(metadata ptr %3, i64 0, metadata !11, metadata !13), !dbg !14 |
| %tobool = icmp ne ptr %3, null, !dbg !17 |
| br i1 %tobool, label %if.end, label %if.then, !dbg !19 |
| |
| if.then: ; preds = %entry |
| br label %cleanup, !dbg !20 |
| |
| if.end: ; preds = %entry |
| %4 = ptrtoint ptr %3 to i32, !dbg !21 |
| br label %cleanup, !dbg !22 |
| |
| cleanup: ; preds = %if.end, %if.then |
| %retval.0 = phi i32 [ %4, %if.end ], [ 0, %if.then ] |
| ret i32 %retval.0, !dbg !22 |
| } |
| |
| declare ptr @baa(...) |
| |
| ; Function Attrs: nounwind readnone |
| declare i64 @llvm.ctpop.i64(i64) |
| |
| ; Function Attrs: nounwind readnone |
| declare void @llvm.dbg.value(metadata, i64, metadata, metadata) |
| |
| !llvm.dbg.cu = !{!0} |
| !llvm.module.flags = !{!3, !4} |
| !llvm.ident = !{!5} |
| |
| !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 6.0.0", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2) |
| !1 = !DIFile(filename: "test.c", directory: "/dir") |
| !2 = !{} |
| !3 = !{i32 2, !"Dwarf Version", i32 4} |
| !4 = !{i32 2, !"Debug Info Version", i32 3} |
| !5 = !{!"clang version 6.0.0"} |
| !6 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 3, type: !7, isLocal: false, isDefinition: true, scopeLine: 3, isOptimized: true, unit: !0, retainedNodes: !10) |
| !7 = !DISubroutineType(types: !8) |
| !8 = !{!9} |
| !9 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) |
| !10 = !{!11} |
| !11 = !DILocalVariable(name: "ptr", scope: !6, file: !1, line: 4, type: !12) |
| !12 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !9, size: 64) |
| !13 = !DIExpression() |
| !14 = !DILocation(line: 4, column: 8, scope: !6) |
| !15 = !DILocation(line: 5, column: 9, scope: !6) |
| !16 = !DILocation(line: 5, column: 7, scope: !6) |
| !17 = !DILocation(line: 7, column: 7, scope: !18) |
| !18 = distinct !DILexicalBlock(scope: !6, file: !1, line: 7, column: 6) |
| !19 = !DILocation(line: 7, column: 6, scope: !6) |
| !20 = !DILocation(line: 8, column: 5, scope: !18) |
| !21 = !DILocation(line: 10, column: 10, scope: !6) |
| !22 = !DILocation(line: 11, column: 1, scope: !6) |