2 ; RUN: %llc_dwarf -O0 -filetype=obj < %s > %t
3 ; RUN: llvm-dwarfdump -verbose -name=vla %t > %t2
4 ; RUN: llvm-dwarfdump -verbose %t >> %t2
5 ; RUN: cat %t2 | FileCheck %s
7 ; This test runs llvm-dwarfdump twice:
8 ; - First to get the debug entry for 'vla', to get the array type node.
9 ; - Second to check that the type entry does not contain a DW_AT_count.
11 ; CHECK: DW_AT_type [DW_FORM_ref4] (cu + {{.*}} => {[[NODE:0x[0-9a-z]+]]}
12 ; CHECK: [[NODE]]: DW_TAG_array_type
13 ; CHECK: DW_TAG_subrange_type
14 ; CHECK-NOT: DW_AT_count
15 ; CHECK: DW_TAG_subrange_type
16 ; CHECK-NOT: DW_AT_count
18 define void @foo(i32 %n) !dbg !7 {
24 !llvm.module.flags = !{!3, !4, !5}
27 !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 5.0.1", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)
28 !1 = !DIFile(filename: "vla.c", directory: "/path/to")
30 !3 = !{i32 2, !"Dwarf Version", i32 4}
31 !4 = !{i32 2, !"Debug Info Version", i32 3}
32 !5 = !{i32 1, !"wchar_size", i32 4}
33 !6 = !{!"clang version 5.0.1"}
34 !7 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 20, type: !8, isLocal: false, isDefinition: true, scopeLine: 20, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !11)
35 !8 = !DISubroutineType(types: !9)
37 !10 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
39 !12 = !DILocalVariable(name: "n", arg: 1, scope: !7, file: !1, line: 20, type: !10)
40 !13 = !DILocalVariable(name: "vla_expr", scope: !7, file: !1, line: 21, type: !14)
41 !14 = !DIBasicType(name: "long unsigned int", size: 64, encoding: DW_ATE_unsigned)
42 !15 = !DILocalVariable(name: "vla", scope: !7, file: !1, line: 21, type: !16)
43 !16 = !DICompositeType(tag: DW_TAG_array_type, baseType: !10, align: 32, elements: !17)
45 !18 = !DISubrange(count: !13)
47 !20 = !DILocation(line: 20, column: 14, scope: !7)
48 !21 = !DILocation(line: 22, column: 1, scope: !7)