1 ; RUN: llc -filetype=asm -O0 -mtriple=x86_64-linux-gnu < %s | FileCheck %s 2 ; RUN: llc -filetype=obj -O0 %s -mtriple=x86_64-linux-gnu -o %t 3 ; RUN: llvm-dwarfdump %t | FileCheck %s -check-prefix=CHECK-DWARF 4 5 ; RUN: llc -filetype=obj %s -mtriple=x86_64-apple-darwin -o %t2 6 ; RUN: llvm-dwarfdump %t2 | FileCheck %s -check-prefix=DARWIN-DWARF 7 8 ; Testing case generated from: 9 ; clang++ tu1.cpp tu2.cpp -g -emit-llvm -c 10 ; llvm-link tu1.bc tu2.bc -o tu12.ll -S 11 ; cat hdr.h 12 ; struct foo { 13 ; }; 14 ; cat tu1.cpp 15 ; #include "hdr.h" 16 ; foo f; 17 ; cat tu2.cpp 18 ; #include "hdr.h" 19 ; foo g; 20 21 ; Make sure we use relocation for ref_addr on non-darwin platforms. 22 ; CHECK: DW_TAG_compile_unit 23 ; CHECK: DW_TAG_variable 24 ; CHECK: .long [[TYPE:.*]] # DW_AT_type 25 ; CHECK: DW_TAG_structure_type 26 ; CHECK: debug_info_end0 27 ; CHECK: DW_TAG_compile_unit 28 ; CHECK-NOT: DW_TAG_structure_type 29 ; This variable's type is in the 1st CU. 30 ; CHECK: DW_TAG_variable 31 ; Make sure this is relocatable. 32 ; CHECK: .quad .Lsection_info+[[TYPE]] # DW_AT_type 33 ; CHECK-NOT: DW_TAG_structure_type 34 ; CHECK: debug_info_end1 35 36 ; CHECK-DWARF: DW_TAG_compile_unit 37 ; CHECK-DWARF: 0x[[ADDR:.*]]: DW_TAG_structure_type 38 ; CHECK-DWARF: DW_TAG_compile_unit 39 ; CHECK-DWARF: DW_TAG_variable 40 ; CHECK-DWARF: DW_AT_type [DW_FORM_ref_addr] {{.*}}[[ADDR]]) 41 42 ; DARWIN-DWARF: DW_TAG_compile_unit 43 ; DARWIN-DWARF: 0x[[ADDR:.*]]: DW_TAG_structure_type 44 ; DARWIN-DWARF: DW_TAG_compile_unit 45 ; DARWIN-DWARF: DW_TAG_variable 46 ; DARWIN-DWARF: DW_AT_type [DW_FORM_ref_addr] {{.*}}[[ADDR]]) 47 48 %struct.foo = type { i8 } 49 50 @f = global %struct.foo zeroinitializer, align 1 51 @g = global %struct.foo zeroinitializer, align 1 52 53 !llvm.dbg.cu = !{!0, !9} 54 !llvm.module.flags = !{!14, !15} 55 56 !0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.4 (trunk 191799)", i1 false, metadata !"", i32 0, metadata !2, metadata !3, metadata !2, metadata !6, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [/Users/manmanren/test-Nov/type_unique_air/ref_addr/tu1.cpp] [DW_LANG_C_plus_plus] 57 !1 = metadata !{metadata !"tu1.cpp", metadata !"/Users/manmanren/test-Nov/type_unique_air/ref_addr"} 58 !2 = metadata !{} 59 !3 = metadata !{metadata !4} 60 !4 = metadata !{i32 786451, metadata !5, null, metadata !"foo", i32 1, i64 8, i64 8, i32 0, i32 0, null, metadata !2, i32 0, null, null, metadata !"_ZTS3foo"} ; [ DW_TAG_structure_type ] [foo] [line 1, size 8, align 8, offset 0] [def] [from ] 61 !5 = metadata !{metadata !"./hdr.h", metadata !"/Users/manmanren/test-Nov/type_unique_air/ref_addr"} 62 !6 = metadata !{metadata !7} 63 !7 = metadata !{i32 786484, i32 0, null, metadata !"f", metadata !"f", metadata !"", metadata !8, i32 2, metadata !4, i32 0, i32 1, %struct.foo* @f, null} ; [ DW_TAG_variable ] [f] [line 2] [def] 64 !8 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [/Users/manmanren/test-Nov/type_unique_air/ref_addr/tu1.cpp] 65 !9 = metadata !{i32 786449, metadata !10, i32 4, metadata !"clang version 3.4 (trunk 191799)", i1 false, metadata !"", i32 0, metadata !2, metadata !3, metadata !2, metadata !11, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [/Users/manmanren/test-Nov/type_unique_air/ref_addr/tu2.cpp] [DW_LANG_C_plus_plus] 66 !10 = metadata !{metadata !"tu2.cpp", metadata !"/Users/manmanren/test-Nov/type_unique_air/ref_addr"} 67 !11 = metadata !{metadata !12} 68 !12 = metadata !{i32 786484, i32 0, null, metadata !"g", metadata !"g", metadata !"", metadata !13, i32 2, metadata !4, i32 0, i32 1, %struct.foo* @g, null} ; [ DW_TAG_variable ] [g] [line 2] [def] 69 !13 = metadata !{i32 786473, metadata !10} ; [ DW_TAG_file_type ] [/Users/manmanren/test-Nov/type_unique_air/ref_addr/tu2.cpp] 70 !14 = metadata !{i32 2, metadata !"Dwarf Version", i32 2} 71 !15 = metadata !{i32 1, metadata !"Debug Info Version", i32 1} 72
