| ; RUN: llvm-as -o %t.dst.bc %s |
| ; RUN: llvm-as -o %t.src.bc %S/Inputs/type-mapping-src.ll |
| ; RUN: llvm-lto %t.dst.bc %t.src.bc -o=%t.lto.bc |
| |
| source_filename = "test/LTO/X86/type-mapping-bug.ll" |
| target triple = "x86_64-pc-windows-msvc18.0.0" |
| ; @x in Src will be linked with this @x, causing SrcType in Src to be mapped |
| ; to %DstType. |
| |
| %DstType = type { i8 } |
| %CommonStruct = type { i32 } |
| ; The Src module will re-use our DINode for this type. |
| %Tricky = type opaque |
| %Tricky.1 = type { %DstType* } |
| |
| @x = global %DstType zeroinitializer |
| @foo = internal global %CommonStruct zeroinitializer, !dbg !0 |
| ; That DINode will refer to this value, casted to %Tricky.1* (!11), |
| ; which will then show up in Src's getIdentifiedStructTypes(). |
| @templateValueParam = global i8 0 |
| ; Because of the names, we would try to map %Tricky.1 to %Tricky -- |
| ; mapping a Dst type to another Dst type! This would assert when |
| ; getting a mapping from %DstType, which has previously used as |
| ; a destination type. Since these types are not in the source module, |
| ; there should be no attempt to create a mapping involving them; |
| ; both types should be left as they are. |
| @use = global %Tricky* null |
| |
| ; Mark %Tricky used. |
| !llvm.dbg.cu = !{!2} |
| !llvm.module.flags = !{!14} |
| |
| !0 = !DIGlobalVariableExpression(var: !1) |
| !1 = !DIGlobalVariable(name: "foo", linkageName: "foo", scope: !2, file: !3, line: 5, type: !6, isLocal: false, isDefinition: true) |
| !2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !3, isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, globals: !5) |
| !3 = !DIFile(filename: "a", directory: "/") |
| !4 = !{} |
| !5 = !{!0} |
| !6 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "S", file: !3, line: 5, size: 8, elements: !7, identifier: ".?AUS@@") |
| !7 = !{!8} |
| !8 = !DIDerivedType(tag: DW_TAG_inheritance, scope: !6, baseType: !9) |
| !9 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "Template<&x>", file: !3, line: 3, size: 8, elements: !4, templateParams: !10, identifier: ".?AU?$Template@$1?x@@3UX@@A@@") |
| !10 = !{!11} |
| !11 = !DITemplateValueParameter(type: !12, value: %Tricky.1* bitcast (i8* @templateValueParam to %Tricky.1*)) |
| !12 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !13, size: 64) |
| !13 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "X", file: !3, line: 1, size: 8, elements: !4, identifier: ".?AUX@@") |
| !14 = !{i32 2, !"Debug Info Version", i32 3} |
| |