1 ; REQUIRES: object-emission 2 3 ; RUN: %llc_dwarf -dwarf-version=2 -O0 -filetype=obj < %s | llvm-dwarfdump -debug-dump=info - | FileCheck --check-prefix=CHECK --check-prefix=V2 %s 4 ; RUN: %llc_dwarf -dwarf-version=3 -O0 -filetype=obj < %s | llvm-dwarfdump -debug-dump=info - | FileCheck --check-prefix=CHECK --check-prefix=V3 %s 5 6 ; CHECK: DW_AT_name {{.*}} "dst" 7 ; V2: DW_AT_type {{.*}} {[[PTR:0x.*]]} 8 ; V3: DW_AT_type {{.*}} {[[RESTRICT:0x.*]]} 9 ; V3: [[RESTRICT]]: {{.*}}DW_TAG_restrict_type 10 ; V3-NEXT: DW_AT_type {{.*}} {[[PTR:0x.*]]} 11 ; CHECK: [[PTR]]: {{.*}}DW_TAG_pointer_type 12 ; CHECK-NOT: DW_AT_type 13 14 ; Generated with clang from: 15 ; void foo(void* __restrict__ dst) { 16 ; } 17 18 19 ; Function Attrs: nounwind uwtable 20 define void @_Z3fooPv(i8* noalias %dst) #0 !dbg !4 { 21 entry: 22 %dst.addr = alloca i8*, align 8 23 store i8* %dst, i8** %dst.addr, align 8 24 call void @llvm.dbg.declare(metadata i8** %dst.addr, metadata !13, metadata !DIExpression()), !dbg !14 25 ret void, !dbg !15 26 } 27 28 ; Function Attrs: nounwind readnone 29 declare void @llvm.dbg.declare(metadata, metadata, metadata) #1 30 31 attributes #0 = { nounwind uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } 32 attributes #1 = { nounwind readnone } 33 34 !llvm.dbg.cu = !{!0} 35 !llvm.module.flags = !{!10, !11} 36 !llvm.ident = !{!12} 37 38 !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.5.0 ", isOptimized: false, emissionKind: 1, file: !1, enums: !2, retainedTypes: !2, subprograms: !3, globals: !2, imports: !2) 39 !1 = !DIFile(filename: "restrict.c", directory: "/tmp/dbginfo") 40 !2 = !{} 41 !3 = !{!4} 42 !4 = distinct !DISubprogram(name: "foo", linkageName: "_Z3fooPv", line: 1, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 1, file: !1, scope: !5, type: !6, variables: !2) 43 !5 = !DIFile(filename: "restrict.c", directory: "/tmp/dbginfo") 44 !6 = !DISubroutineType(types: !7) 45 !7 = !{null, !8} 46 !8 = !DIDerivedType(tag: DW_TAG_restrict_type, baseType: !9) 47 !9 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, baseType: null) 48 !10 = !{i32 2, !"Dwarf Version", i32 4} 49 !11 = !{i32 1, !"Debug Info Version", i32 3} 50 !12 = !{!"clang version 3.5.0 "} 51 !13 = !DILocalVariable(name: "dst", line: 1, arg: 1, scope: !4, file: !5, type: !8) 52 !14 = !DILocation(line: 1, scope: !4) 53 !15 = !DILocation(line: 2, scope: !4) 54
