| /* Copyright 2012-2021 Free Software Foundation, Inc. |
| |
| This program is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 3 of the License, or |
| (at your option) any later version. |
| |
| This program is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
| |
| /* Testcase to exercise the code path in bug 13961. |
| |
| Compiled from: |
| |
| class foo |
| { |
| public: |
| int bar; |
| }; |
| |
| foo baz; |
| |
| int |
| main () |
| { |
| return 0; |
| } |
| |
| And then manually edited to insert the necessary DW_AT_specification |
| entries to trigger the desired code path. |
| There's no real need to make this architecture-specific, so it has been |
| further hand-edited to support that. |
| */ |
| |
| #define CONCAT1(a, b) CONCAT2(a, b) |
| #define CONCAT2(a, b) a ## b |
| |
| #ifdef SYMBOL_PREFIX |
| # define SYMBOL(str) CONCAT1(SYMBOL_PREFIX, str) |
| #else |
| # define SYMBOL(str) str |
| #endif |
| |
| .file "pr13961.cc" |
| |
| .globl baz |
| .data /* Previously this used .bss, but it's not portable. */ |
| .align 4 |
| .type baz, %object |
| .size baz, 4 |
| baz: |
| #if 0 |
| /* This is disabled because when it was accidentally left out it |
| caused a segv when used with .gdb_index. */ |
| .file 1 "foo.c" |
| .loc 1 12 0 |
| #endif |
| .zero 4 |
| |
| .text |
| .Ltext0: |
| .globl SYMBOL(main) |
| .type SYMBOL(main), %function |
| SYMBOL(main): |
| .LFB0: |
| .4byte 0 |
| .LFE0: |
| .size SYMBOL(main), .-SYMBOL(main) |
| .Letext0: |
| |
| .section .debug_types,"",%progbits |
| .Ldebug_types0: |
| .4byte .Ltu_end - .Ltu_start /* Length of Compilation Unit Info */ |
| .Ltu_start: |
| .2byte 0x4 /* DWARF version number */ |
| .4byte .Ldebug_abbrev0 /* Offset Into Abbrev. Section */ |
| .byte 0x4 /* Pointer Size (in bytes) */ |
| .byte 0x19 /* Type Signature */ |
| .byte 0x8b |
| .byte 0x7e |
| .byte 0xac |
| .byte 0xce |
| .byte 0xf1 |
| .byte 0x22 |
| .byte 0x90 |
| .4byte .Ltu_class_type - .Ldebug_types0 /* Offset to Type DIE */ |
| .uleb128 0x1 /* DW_TAG_type_unit */ |
| .byte 0x4 /* DW_AT_language */ |
| .byte 0x73 /* DW_AT_GNU_odr_signature */ |
| .byte 0xea |
| .byte 0x85 |
| .byte 0x23 |
| .byte 0x75 |
| .byte 0x8a |
| .byte 0x7e |
| .byte 0x87 |
| .4byte .Ldebug_line0 /* DW_AT_stmt_list */ |
| |
| /* Manually inserted to have a DW_AT_specification refering to |
| something and appearing ahead of it. */ |
| .uleb128 0x8 /* DW_TAG_class_type */ |
| .4byte .Ltu_class_type - .Ldebug_types0 |
| /* End of manual insertion */ |
| |
| .Ltu_class_type: |
| .uleb128 0x2 /* (DW_TAG_class_type) */ |
| .ascii "foo\0" /* DW_AT_name */ |
| .byte 0x4 /* DW_AT_byte_size */ |
| .byte 0x1 /* DW_AT_decl_file (pr13961.cc) */ |
| .byte 0x1 /* DW_AT_decl_line */ |
| .4byte .Ltu_base_type - .Ldebug_types0 /* DW_AT_sibling */ |
| |
| .uleb128 0x3 /* (DW_TAG_member) */ |
| .ascii "bar\0" /* DW_AT_name */ |
| .byte 0x1 /* DW_AT_decl_file (pr13961.cc) */ |
| .byte 0x4 /* DW_AT_decl_line */ |
| .4byte .Ltu_base_type - .Ldebug_types0 /* DW_AT_type */ |
| .byte 0 /* DW_AT_data_member_location */ |
| .byte 0x1 /* DW_AT_accessibility */ |
| .byte 0 /* end of children */ |
| |
| .Ltu_base_type: |
| .uleb128 0x4 /* DW_TAG_base_type */ |
| .byte 0x4 /* DW_AT_byte_size */ |
| .byte 0x5 /* DW_AT_encoding */ |
| .ascii "int\0" /* DW_AT_name */ |
| .byte 0 /* end of children */ |
| |
| .Ltu_end: |
| |
| .section .debug_info,"",%progbits |
| .Ldebug_info0: |
| .4byte .Lcu_end - .Lcu_start /* Length of Compilation Unit Info */ |
| .Lcu_start: |
| .2byte 0x4 /* DWARF version number */ |
| .4byte .Ldebug_abbrev0 /* Offset Into Abbrev. Section */ |
| .byte 0x4 /* Pointer Size (in bytes) */ |
| |
| .uleb128 0x5 /* (DW_TAG_compile_unit) */ |
| .4byte .LASF0 /* DW_AT_producer: "GNU C++ 4.6.3 20120306" */ |
| .byte 0x4 /* DW_AT_language */ |
| .4byte .LASF1 /* DW_AT_name: "pr13961.cc" */ |
| .4byte .LASF2 /* DW_AT_comp_dir: "." */ |
| .4byte .Ltext0 /* DW_AT_low_pc */ |
| .4byte .Letext0 /* DW_AT_high_pc */ |
| .4byte .Ldebug_line0 /* DW_AT_stmt_list */ |
| |
| .Lint_base_type: |
| .uleb128 0x4 /* DW_TAG_base_type */ |
| .byte 0x4 /* DW_AT_byte_size */ |
| .byte 0x5 /* DW_AT_encoding */ |
| .ascii "int\0" /* DW_AT_name */ |
| |
| .uleb128 0x6 /* DW_TAG_subprogram */ |
| /* DW_AT_external */ |
| .4byte .LASF3 /* DW_AT_name: "main" */ |
| .byte 0x1 /* DW_AT_decl_file (pr13961.cc) */ |
| .byte 0xa /* DW_AT_decl_line */ |
| .4byte .Lint_base_type - .Ldebug_info0 /* DW_AT_type */ |
| .4byte .LFB0 /* DW_AT_low_pc */ |
| .4byte .LFE0 /* DW_AT_high_pc */ |
| .uleb128 0x1 /* DW_AT_frame_base */ |
| .byte 0x9c /* DW_OP_call_frame_cfa */ |
| /* DW_AT_GNU_all_call_sites */ |
| |
| .uleb128 0x7 /* DW_TAG_variable */ |
| .ascii "baz\0" /* DW_AT_name */ |
| .byte 0x1 /* DW_AT_decl_file (pr13961.cc) */ |
| .byte 0x7 /* DW_AT_decl_line */ |
| .byte 0x19 /* DW_AT_type */ |
| .byte 0x8b |
| .byte 0x7e |
| .byte 0xac |
| .byte 0xce |
| .byte 0xf1 |
| .byte 0x22 |
| .byte 0x90 |
| /* DW_AT_external */ |
| .uleb128 0x5 /* DW_AT_location */ |
| .byte 0x3 /* DW_OP_addr */ |
| .4byte baz |
| |
| /* Manually inserted to have a DW_AT_specification refering to |
| something and appearing ahead of it. */ |
| .uleb128 0x8 /* DW_TAG_class_type */ |
| .4byte .Lcu_class_type - .Ldebug_info0 /* DW_AT_specification */ |
| |
| .Lcu_int_type: |
| .uleb128 0x4 /* DW_TAG_base_type */ |
| .byte 0x4 /* DW_AT_byte_size */ |
| .byte 0x5 /* DW_AT_encoding */ |
| .ascii "int\0" /* DW_AT_name */ |
| |
| .Lcu_class_type: |
| .uleb128 0x2 /* DW_TAG_class_type */ |
| .ascii "foo2\0" /* DW_AT_name */ |
| .byte 0x4 /* DW_AT_byte_size */ |
| .byte 0x1 /* DW_AT_decl_file (pr13961.cc) */ |
| .byte 0x1 /* DW_AT_decl_line */ |
| .4byte .Lcu_second_int_type - .Ldebug_info0 /* DW_AT_sibling */ |
| |
| .uleb128 0x3 /* DW_TAG_member */ |
| .ascii "bar\0" /* DW_AT_name */ |
| .byte 0x1 /* DW_AT_decl_file (pr13961.cc) */ |
| .byte 0x4 /* DW_AT_decl_line */ |
| .4byte .Lcu_second_int_type - .Ldebug_info0 /* DW_AT_type */ |
| .byte 0 /* DW_AT_data_member_location */ |
| .byte 0x1 /* DW_AT_accessibility */ |
| .byte 0 /* end of children */ |
| |
| .Lcu_second_int_type: |
| .uleb128 0x4 /* DW_TAG_base_type */ |
| .byte 0x4 /* DW_AT_byte_size */ |
| .byte 0x5 /* DW_AT_encoding */ |
| .ascii "int\0" /* DW_AT_name */ |
| /* End of manual insertion */ |
| |
| .byte 0 /* end of children */ |
| |
| .Lcu_end: |
| |
| .section .debug_abbrev,"",%progbits |
| .Ldebug_abbrev0: |
| .uleb128 0x1 /* (abbrev code) */ |
| .uleb128 0x41 /* (TAG: DW_TAG_type_unit) */ |
| .byte 0x1 /* DW_children_yes */ |
| .uleb128 0x13 /* (DW_AT_language) */ |
| .uleb128 0xb /* (DW_FORM_data1) */ |
| .uleb128 0x210f /* (DW_AT_GNU_odr_signature) */ |
| .uleb128 0x7 /* (DW_FORM_data8) */ |
| .uleb128 0x10 /* (DW_AT_stmt_list) */ |
| .uleb128 0x17 /* (DW_FORM_sec_offset) */ |
| .byte 0 |
| .byte 0 |
| .uleb128 0x2 /* (abbrev code) */ |
| .uleb128 0x2 /* (TAG: DW_TAG_class_type) */ |
| .byte 0x1 /* DW_children_yes */ |
| .uleb128 0x3 /* (DW_AT_name) */ |
| .uleb128 0x8 /* (DW_FORM_string) */ |
| .uleb128 0xb /* (DW_AT_byte_size) */ |
| .uleb128 0xb /* (DW_FORM_data1) */ |
| .uleb128 0x3a /* (DW_AT_decl_file) */ |
| .uleb128 0xb /* (DW_FORM_data1) */ |
| .uleb128 0x3b /* (DW_AT_decl_line) */ |
| .uleb128 0xb /* (DW_FORM_data1) */ |
| .uleb128 0x1 /* (DW_AT_sibling) */ |
| .uleb128 0x13 /* (DW_FORM_ref4) */ |
| .byte 0 |
| .byte 0 |
| .uleb128 0x3 /* (abbrev code) */ |
| .uleb128 0xd /* (TAG: DW_TAG_member) */ |
| .byte 0 /* DW_children_no */ |
| .uleb128 0x3 /* (DW_AT_name) */ |
| .uleb128 0x8 /* (DW_FORM_string) */ |
| .uleb128 0x3a /* (DW_AT_decl_file) */ |
| .uleb128 0xb /* (DW_FORM_data1) */ |
| .uleb128 0x3b /* (DW_AT_decl_line) */ |
| .uleb128 0xb /* (DW_FORM_data1) */ |
| .uleb128 0x49 /* (DW_AT_type) */ |
| .uleb128 0x13 /* (DW_FORM_ref4) */ |
| .uleb128 0x38 /* (DW_AT_data_member_location) */ |
| .uleb128 0xb /* (DW_FORM_data1) */ |
| .uleb128 0x32 /* (DW_AT_accessibility) */ |
| .uleb128 0xb /* (DW_FORM_data1) */ |
| .byte 0 |
| .byte 0 |
| .uleb128 0x4 /* (abbrev code) */ |
| .uleb128 0x24 /* (TAG: DW_TAG_base_type) */ |
| .byte 0 /* DW_children_no */ |
| .uleb128 0xb /* (DW_AT_byte_size) */ |
| .uleb128 0xb /* (DW_FORM_data1) */ |
| .uleb128 0x3e /* (DW_AT_encoding) */ |
| .uleb128 0xb /* (DW_FORM_data1) */ |
| .uleb128 0x3 /* (DW_AT_name) */ |
| .uleb128 0x8 /* (DW_FORM_string) */ |
| .byte 0 |
| .byte 0 |
| .uleb128 0x5 /* (abbrev code) */ |
| .uleb128 0x11 /* (TAG: DW_TAG_compile_unit) */ |
| .byte 0x1 /* DW_children_yes */ |
| .uleb128 0x25 /* (DW_AT_producer) */ |
| .uleb128 0xe /* (DW_FORM_strp) */ |
| .uleb128 0x13 /* (DW_AT_language) */ |
| .uleb128 0xb /* (DW_FORM_data1) */ |
| .uleb128 0x3 /* (DW_AT_name) */ |
| .uleb128 0xe /* (DW_FORM_strp) */ |
| .uleb128 0x1b /* (DW_AT_comp_dir) */ |
| .uleb128 0xe /* (DW_FORM_strp) */ |
| .uleb128 0x11 /* (DW_AT_low_pc) */ |
| .uleb128 0x1 /* (DW_FORM_addr) */ |
| .uleb128 0x12 /* (DW_AT_high_pc) */ |
| .uleb128 0x1 /* (DW_FORM_addr) */ |
| .uleb128 0x10 /* (DW_AT_stmt_list) */ |
| .uleb128 0x17 /* (DW_FORM_sec_offset) */ |
| .byte 0 |
| .byte 0 |
| .uleb128 0x6 /* (abbrev code) */ |
| .uleb128 0x2e /* (TAG: DW_TAG_subprogram) */ |
| .byte 0 /* DW_children_no */ |
| .uleb128 0x3f /* (DW_AT_external) */ |
| .uleb128 0x19 /* (DW_FORM_flag_present) */ |
| .uleb128 0x3 /* (DW_AT_name) */ |
| .uleb128 0xe /* (DW_FORM_strp) */ |
| .uleb128 0x3a /* (DW_AT_decl_file) */ |
| .uleb128 0xb /* (DW_FORM_data1) */ |
| .uleb128 0x3b /* (DW_AT_decl_line) */ |
| .uleb128 0xb /* (DW_FORM_data1) */ |
| .uleb128 0x49 /* (DW_AT_type) */ |
| .uleb128 0x13 /* (DW_FORM_ref4) */ |
| .uleb128 0x11 /* (DW_AT_low_pc) */ |
| .uleb128 0x1 /* (DW_FORM_addr) */ |
| .uleb128 0x12 /* (DW_AT_high_pc) */ |
| .uleb128 0x1 /* (DW_FORM_addr) */ |
| .uleb128 0x40 /* (DW_AT_frame_base) */ |
| .uleb128 0x18 /* (DW_FORM_exprloc) */ |
| .uleb128 0x2117 /* (DW_AT_GNU_all_call_sites) */ |
| .uleb128 0x19 /* (DW_FORM_flag_present) */ |
| .byte 0 |
| .byte 0 |
| .uleb128 0x7 /* (abbrev code) */ |
| .uleb128 0x34 /* (TAG: DW_TAG_variable) */ |
| .byte 0 /* DW_children_no */ |
| .uleb128 0x3 /* (DW_AT_name) */ |
| .uleb128 0x8 /* (DW_FORM_string) */ |
| .uleb128 0x3a /* (DW_AT_decl_file) */ |
| .uleb128 0xb /* (DW_FORM_data1) */ |
| .uleb128 0x3b /* (DW_AT_decl_line) */ |
| .uleb128 0xb /* (DW_FORM_data1) */ |
| .uleb128 0x49 /* (DW_AT_type) */ |
| .uleb128 0x20 /* (DW_FORM_ref_sig8) */ |
| .uleb128 0x3f /* (DW_AT_external) */ |
| .uleb128 0x19 /* (DW_FORM_flag_present) */ |
| .uleb128 0x2 /* (DW_AT_location) */ |
| .uleb128 0x18 /* (DW_FORM_exprloc) */ |
| .byte 0 |
| .byte 0 |
| |
| /* Manually inserted. */ |
| .uleb128 0x8 /* abbrev code */ |
| .uleb128 0x2 /* DW_TAG_class_type */ |
| .byte 0x0 /* DW_has_children_no */ |
| .uleb128 0x47 /* DW_AT_specification */ |
| .uleb128 0x13 /* DW_FORM_ref4 */ |
| .byte 0x0 /* Terminator */ |
| .byte 0x0 /* Terminator */ |
| /* End of manual insertion. */ |
| |
| .byte 0 |
| |
| .section .debug_aranges,"",%progbits |
| .4byte 0x1c /* Length of Address Ranges Info */ |
| .2byte 0x2 /* DWARF Version */ |
| .4byte .Ldebug_info0 /* Offset of Compilation Unit Info */ |
| .byte 0x4 /* Size of Address */ |
| .byte 0 /* Size of Segment Descriptor */ |
| .2byte 0 /* Pad to 8 byte boundary */ |
| .2byte 0 |
| .4byte .Ltext0 /* Address */ |
| .4byte .Letext0-.Ltext0 /* Length */ |
| .4byte 0 |
| .4byte 0 |
| |
| .section .debug_line,"",%progbits |
| .Ldebug_line0: |
| |
| .section .debug_str,"MS",%progbits,1 |
| .LASF0: |
| .string "GNU C++ 4.6.3 20120306" |
| .LASF2: |
| .string "." |
| .LASF1: |
| .string "pr13961.cc" |
| .LASF3: |
| .string "main" |
| |
