Home | History | Annotate | Download | only in Verifier
      1 ; RUN: not llvm-as -disable-output <%s 2>&1 | FileCheck %s
      2 ; Check that the debug info verifier gives nice errors for bad type refs
      3 ; (rather than crashing).
      4 !llvm.module.flags = !{!0}
      5 !0 = !{i32 2, !"Debug Info Version", i32 3}
      6 
      7 ; Make a bunch of type references.
      8 !typerefs = !{!1, !2, !3, !4}
      9 !1 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 32, align: 32, baseType: !8)
     10 !2 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 32, align: 32, baseType: !"2.bad")
     11 !3 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 32, align: 32, baseType: !9)
     12 !4 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 32, align: 32, baseType: !"4.bad")
     13 
     14 ; Add a minimal compile unit to resolve some of the type references.
     15 !llvm.dbg.cu = !{!5}
     16 !5 = distinct !DICompileUnit(file: !6, language: DW_LANG_C99, retainedTypes: !7)
     17 !6 = !DIFile(filename: "file.c", directory: "/path/to/dir")
     18 !7 = !{!8, !9}
     19 !8 = !DICompositeType(tag: DW_TAG_structure_type, identifier: "1.good")
     20 !9 = !DICompositeType(tag: DW_TAG_structure_type, identifier: "3.good")
     21 
     22 ; CHECK:      assembly parsed, but does not verify
     23 ; CHECK-NEXT: invalid base type
     24 ; CHECK-NEXT: !DIDerivedType(tag: DW_TAG_pointer_type
     25 ; CHECK-SAME:                baseType: !"2.bad"
     26 ; CHECK-NEXT: !"2.bad"
     27 ; CHECK-NEXT: invalid base type
     28 ; CHECK-NEXT: !DIDerivedType(tag: DW_TAG_pointer_type
     29 ; CHECK-SAME:                baseType: !"4.bad"
     30 ; CHECK-NEXT: !"4.bad"
     31 ; CHECK-NOT:  invalid
     32