| ; RUN: llc -mtriple=x86_64-apple-darwin %s -o - -filetype=obj | llvm-dwarfdump - | FileCheck %s |
| ; CHECK: DW_TAG_subprogram |
| ; CHECK: DW_AT_name ("h") |
| ; CHECK: 0x00000[[VLAEXPR:.*]]: DW_TAG_variable |
| ; CHECK-NEXT: DW_AT_name ("vla_expr") |
| ; CHECK: DW_TAG_array_type |
| ; CHECK-NEXT: DW_AT_type {{.*}}"int" |
| ; CHECK-NOT: DW_TAG |
| ; CHECK: DW_TAG_subrange_type |
| ; CHECK-NEXT: DW_AT_type {{.*}}"__ARRAY_SIZE_TYPE__" |
| ; CHECK-NEXT: DW_AT_count (0x00000[[VLAEXPR]] |
| ; |
| ; |
| ; Generated from (and then modified): |
| ; |
| ; #define DECLARE_ARRAY(type, var_name, size) type var_name[size] |
| ; |
| ; void h(void); |
| ; void k(ptr); |
| ; |
| ; void g() { |
| ; h(); |
| ; } |
| ; |
| ; void h() { |
| ; int count = 2; |
| ; DECLARE_ARRAY(int, array, count); |
| ; k((ptr)array); |
| ; } |
| source_filename = "/tmp/test.c" |
| target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-apple-macosx10.13.0" |
| |
| ; Function Attrs: nounwind ssp uwtable |
| define void @g() local_unnamed_addr #0 !dbg !10 { |
| entry: |
| %vla2.i = alloca [2 x i32], align 16, !dbg !13 |
| call void @llvm.dbg.declare(metadata ptr %vla2.i, metadata !20, metadata !DIExpression(DW_OP_stack_value)), !dbg !13 |
| call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %vla2.i), !dbg !25 |
| call void @llvm.dbg.value(metadata i32 2, metadata !16, metadata !DIExpression()) #3, !dbg !25 |
| call void @llvm.dbg.value(metadata i64 2, metadata !18, metadata !DIExpression()) #3, !dbg !13 |
| call void @llvm.dbg.value(metadata i32 2, metadata !16, metadata !DIExpression()) #3, !dbg !25 |
| call void @llvm.dbg.value(metadata i64 2, metadata !18, metadata !DIExpression()) #3, !dbg !13 |
| call void @k(ptr nonnull %vla2.i) #3, !dbg !26 |
| call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %vla2.i), !dbg !27 |
| ret void, !dbg !28 |
| } |
| |
| ; Function Attrs: nounwind readnone speculatable |
| declare void @llvm.dbg.declare(metadata, metadata, metadata) #1 |
| |
| declare void @k(ptr) local_unnamed_addr |
| |
| ; Function Attrs: nounwind readnone speculatable |
| declare void @llvm.dbg.value(metadata, metadata, metadata) #1 |
| |
| ; Function Attrs: argmemonly nounwind |
| declare void @llvm.lifetime.start.p0(i64, ptr nocapture) #2 |
| |
| ; Function Attrs: argmemonly nounwind |
| declare void @llvm.lifetime.end.p0(i64, ptr nocapture) #2 |
| |
| attributes #0 = { nounwind ssp uwtable } |
| attributes #1 = { nounwind readnone speculatable } |
| attributes #2 = { argmemonly nounwind } |
| attributes #3 = { nounwind } |
| |
| !llvm.dbg.cu = !{!0} |
| !llvm.module.flags = !{!5, !6, !7, !8} |
| !llvm.ident = !{!9} |
| |
| !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 7.0.0 (trunk 324259) (llvm/trunk 324261)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, retainedTypes: !3) |
| !1 = !DIFile(filename: "/tmp/test.c", directory: "/") |
| !2 = !{} |
| !3 = !{!4} |
| !4 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: null, size: 64) |
| !5 = !{i32 2, !"Dwarf Version", i32 4} |
| !6 = !{i32 2, !"Debug Info Version", i32 3} |
| !7 = !{i32 1, !"wchar_size", i32 4} |
| !8 = !{i32 7, !"PIC Level", i32 2} |
| !9 = !{!"clang version 7.0.0 (trunk 324259) (llvm/trunk 324261)"} |
| !10 = distinct !DISubprogram(name: "g", scope: !1, file: !1, line: 6, type: !11, isLocal: false, isDefinition: true, scopeLine: 6, isOptimized: true, unit: !0, retainedNodes: !2) |
| !11 = !DISubroutineType(types: !12) |
| !12 = !{null} |
| !13 = !DILocation(line: 12, column: 3, scope: !14, inlinedAt: !24) |
| !14 = distinct !DISubprogram(name: "h", scope: !1, file: !1, line: 10, type: !11, isLocal: false, isDefinition: true, scopeLine: 10, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !15) |
| !15 = !{!16, !18, !20} |
| !16 = !DILocalVariable(name: "count", scope: !14, file: !1, line: 11, type: !17) |
| !17 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) |
| !18 = !DILocalVariable(name: "vla_expr", scope: !14, file: !1, line: 12, type: !19) |
| !19 = !DIBasicType(name: "long unsigned int", size: 64, encoding: DW_ATE_unsigned) |
| !20 = !DILocalVariable(name: "array", scope: !14, file: !1, line: 12, type: !21) |
| !21 = !DICompositeType(tag: DW_TAG_array_type, baseType: !17, elements: !22) |
| !22 = !{!23} |
| !23 = !DISubrange(count: !18) |
| !24 = distinct !DILocation(line: 7, column: 3, scope: !10) |
| !25 = !DILocation(line: 11, column: 7, scope: !14, inlinedAt: !24) |
| !26 = !DILocation(line: 13, column: 3, scope: !14, inlinedAt: !24) |
| !27 = !DILocation(line: 14, column: 1, scope: !14, inlinedAt: !24) |
| !28 = !DILocation(line: 8, column: 1, scope: !10) |