1 ; RUN: llc -mtriple=x86_64-apple-darwin -o - %s -filetype=obj \
2 ; RUN: | llvm-dwarfdump -v -debug-info - | FileCheck %s
3 ; A hand-crafted FrameIndex location with a DW_OP_deref.
4 ; CHECK: DW_TAG_formal_parameter
6 ; CHECK-NEXT: DW_AT_location {{.*}} (DW_OP_fbreg -8, DW_OP_deref)
7 ; CHECK-NEXT: DW_AT_name {{.*}} "foo"
9 define void @f(i8* %bar) !dbg !6 {
11 %foo.addr = alloca i8*
12 store i8* %bar, i8** %foo.addr
13 call void @llvm.dbg.declare(metadata i8** %foo.addr, metadata !12, metadata !13), !dbg !14
17 declare void @llvm.dbg.declare(metadata, metadata, metadata)
20 !llvm.module.flags = !{!3, !4}
22 !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)
23 !1 = !DIFile(filename: "t.c", directory: "/")
25 !3 = !{i32 2, !"Dwarf Version", i32 4}
26 !4 = !{i32 2, !"Debug Info Version", i32 3}
27 !6 = distinct !DISubprogram(name: "f", scope: !1, file: !1, line: 1, type: !7, isLocal: false, isDefinition: true, scopeLine: 1, flags: DIFlagPrototyped, isOptimized: false, unit: !0, retainedNodes: !2)
28 !7 = !DISubroutineType(types: !8)
30 !9 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !10, size: 64)
31 !10 = !DIDerivedType(tag: DW_TAG_const_type, baseType: !11)
32 !11 = !DIBasicType(name: "char", size: 8, encoding: DW_ATE_signed_char)
33 !12 = !DILocalVariable(name: "foo", arg: 1, scope: !6, file: !1, line: 1, type: !10)
34 !13 = !DIExpression(DW_OP_deref)
35 !14 = !DILocation(line: 1, scope: !6)
36 !15 = !DILocation(line: 1, scope: !6)