/* This testcase is part of GDB, the GNU debugger. Copyright 2010-2023 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 . */ /* The goal of this test is to provide anonymous DW_TAG_structure_type containing __pfn + __delta (read in by quirk_gcc_member_function_pointer) before DW_TAG_structure_type of "class C" to exploit the forward reference through "__pfn" and back from DW_TAG_member "fp" of "class C". As the compiler may place the DIEs in arbitrary order they are rather prepared as a .S file. class C; typedef int (C::*fp_t) (); fp_t fp; class C { int (C::*fp) (); } c; */ .file "member-ptr-forwardref.cc" .section .debug_abbrev,"",%progbits .Ldebug_abbrev0: .section .debug_info,"",%progbits .Ldebug_info0: .section .debug_line,"",%progbits .Ldebug_line0: .text .Ltext0: .globl fp .data .align 4 .type fp, %object .size fp, 8 fp: .zero 8 .globl c .align 4 .type c, %object .size c, 8 c: .zero 8 .text .Letext0: .file 1 "gdb.dwarf2/member-ptr-forwardref.cc" .section .debug_info .4byte 0xa9 /* Length of Compilation Unit Info */ .2byte 0x3 /* DWARF version number */ .4byte .Ldebug_abbrev0 /* Offset Into Abbrev. Section */ .byte 0x4 /* Pointer Size (in bytes) */ .uleb128 0x1 /* (DIE (0xb) DW_TAG_compile_unit) */ .4byte .LASF2 /* DW_AT_producer: "GNU C++ 4.4.2 20091222 (Red Hat 4.4.2-20)" */ .byte 0x4 /* DW_AT_language */ .4byte .LASF3 /* DW_AT_name: "gdb.dwarf2/member-ptr-forwardref.cc" */ .4byte .LASF4 /* DW_AT_comp_dir: "gdb/testsuite" */ .4byte .Ltext0 /* DW_AT_low_pc */ .4byte .Letext0 /* DW_AT_high_pc */ .4byte .Ldebug_line0 /* DW_AT_stmt_list */ .uleb128 0x2 /* (DIE (0x25) DW_TAG_typedef) */ .4byte .LASF5 /* DW_AT_name: "fp_t" */ .byte 0x1 /* DW_AT_decl_file (gdb.dwarf2/member-ptr-forwardref.cc) */ .byte 0x13 /* DW_AT_decl_line */ .4byte 0x30 /* DW_AT_type */ .uleb128 0x3 /* (DIE (0x30) DW_TAG_structure_type) */ .byte 0x8 /* DW_AT_byte_size */ .byte 0x1 /* DW_AT_decl_file (gdb.dwarf2/member-ptr-forwardref.cc) */ .byte 0x13 /* DW_AT_decl_line */ .4byte 0x51 /* DW_AT_sibling */ .uleb128 0x4 /* (DIE (0x38) DW_TAG_member) */ .4byte .LASF0 /* DW_AT_name: "__pfn" */ .byte 0x1 /* DW_AT_decl_file (gdb.dwarf2/member-ptr-forwardref.cc) */ .byte 0x13 /* DW_AT_decl_line */ .4byte 0x85 /* DW_AT_type */ .sleb128 0 /* DW_AT_data_member_location */ .uleb128 0x4 /* (DIE (0x44) DW_TAG_member) */ .4byte .LASF1 /* DW_AT_name: "__delta" */ .byte 0x1 /* DW_AT_decl_file (gdb.dwarf2/member-ptr-forwardref.cc) */ .byte 0x13 /* DW_AT_decl_line */ .4byte 0x61 /* DW_AT_type */ .sleb128 4 /* DW_AT_data_member_location */ .byte 0x0 /* end of children of DIE 0x30 */ .uleb128 0x5 /* (DIE (0x51) DW_TAG_subroutine_type) */ .4byte 0x61 /* DW_AT_type */ .4byte 0x61 /* DW_AT_sibling */ .uleb128 0x6 /* (DIE (0x5a) DW_TAG_formal_parameter) */ .4byte 0x68 /* DW_AT_type */ .byte 0x1 /* DW_AT_artificial */ .byte 0x0 /* end of children of DIE 0x51 */ .uleb128 0x7 /* (DIE (0x61) DW_TAG_base_type) */ .byte 0x4 /* DW_AT_byte_size */ .byte 0x5 /* DW_AT_encoding */ .ascii "int\0" /* DW_AT_name */ .uleb128 0x8 /* (DIE (0x68) DW_TAG_pointer_type) */ .byte 0x4 /* DW_AT_byte_size */ .4byte 0x6e /* DW_AT_type */ .uleb128 0x9 /* (DIE (0x6e) DW_TAG_structure_type) */ .ascii "C\0" /* DW_AT_name */ .byte 0x8 /* DW_AT_byte_size */ .byte 0x1 /* DW_AT_decl_file (gdb.dwarf2/member-ptr-forwardref.cc) */ .byte 0x16 /* DW_AT_decl_line */ .4byte 0x85 /* DW_AT_sibling */ .uleb128 0xa /* (DIE (0x78) DW_TAG_member) */ .ascii "fp\0" /* DW_AT_name */ .byte 0x1 /* DW_AT_decl_file (gdb.dwarf2/member-ptr-forwardref.cc) */ .byte 0x17 /* DW_AT_decl_line */ .4byte 0x30 /* DW_AT_type */ .sleb128 0 /* DW_AT_data_member_location */ .byte 0x3 /* DW_AT_accessibility */ .byte 0x0 /* end of children of DIE 0x6e */ .uleb128 0x8 /* (DIE (0x85) DW_TAG_pointer_type) */ .byte 0x4 /* DW_AT_byte_size */ .4byte 0x51 /* DW_AT_type */ .uleb128 0xb /* (DIE (0x8b) DW_TAG_variable) */ .ascii "fp\0" /* DW_AT_name */ .byte 0x1 /* DW_AT_decl_file (gdb.dwarf2/member-ptr-forwardref.cc) */ .byte 0x14 /* DW_AT_decl_line */ .4byte 0x25 /* DW_AT_type */ .byte 0x1 /* DW_AT_external */ .byte 0x5 /* DW_AT_location */ .byte 0x3 /* DW_OP_addr */ .4byte fp .uleb128 0xb /* (DIE (0x9c) DW_TAG_variable) */ .ascii "c\0" /* DW_AT_name */ .byte 0x1 /* DW_AT_decl_file (gdb.dwarf2/member-ptr-forwardref.cc) */ .byte 0x18 /* DW_AT_decl_line */ .4byte 0x6e /* DW_AT_type */ .byte 0x1 /* DW_AT_external */ .byte 0x5 /* DW_AT_location */ .byte 0x3 /* DW_OP_addr */ .4byte c .byte 0x0 /* end of children of DIE 0xb */ .section .debug_abbrev .uleb128 0x1 /* (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 0x6 /* (DW_FORM_data4) */ .byte 0x0 .byte 0x0 .uleb128 0x2 /* (abbrev code) */ .uleb128 0x16 /* (TAG: DW_TAG_typedef) */ .byte 0x0 /* DW_children_no */ .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) */ .byte 0x0 .byte 0x0 .uleb128 0x3 /* (abbrev code) */ .uleb128 0x13 /* (TAG: DW_TAG_structure_type) */ .byte 0x1 /* DW_children_yes */ .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 0x0 .byte 0x0 .uleb128 0x4 /* (abbrev code) */ .uleb128 0xd /* (TAG: DW_TAG_member) */ .byte 0x0 /* DW_children_no */ .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 0x38 /* (DW_AT_data_member_location) */ .uleb128 0xd /* (DW_FORM_sdata) */ .byte 0x0 .byte 0x0 .uleb128 0x5 /* (abbrev code) */ .uleb128 0x15 /* (TAG: DW_TAG_subroutine_type) */ .byte 0x1 /* DW_children_yes */ .uleb128 0x49 /* (DW_AT_type) */ .uleb128 0x13 /* (DW_FORM_ref4) */ .uleb128 0x1 /* (DW_AT_sibling) */ .uleb128 0x13 /* (DW_FORM_ref4) */ .byte 0x0 .byte 0x0 .uleb128 0x6 /* (abbrev code) */ .uleb128 0x5 /* (TAG: DW_TAG_formal_parameter) */ .byte 0x0 /* DW_children_no */ .uleb128 0x49 /* (DW_AT_type) */ .uleb128 0x13 /* (DW_FORM_ref4) */ .uleb128 0x34 /* (DW_AT_artificial) */ .uleb128 0xc /* (DW_FORM_flag) */ .byte 0x0 .byte 0x0 .uleb128 0x7 /* (abbrev code) */ .uleb128 0x24 /* (TAG: DW_TAG_base_type) */ .byte 0x0 /* 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 0x0 .byte 0x0 .uleb128 0x8 /* (abbrev code) */ .uleb128 0xf /* (TAG: DW_TAG_pointer_type) */ .byte 0x0 /* DW_children_no */ .uleb128 0xb /* (DW_AT_byte_size) */ .uleb128 0xb /* (DW_FORM_data1) */ .uleb128 0x49 /* (DW_AT_type) */ .uleb128 0x13 /* (DW_FORM_ref4) */ .byte 0x0 .byte 0x0 .uleb128 0x9 /* (abbrev code) */ .uleb128 0x13 /* (TAG: DW_TAG_structure_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 0x0 .byte 0x0 .uleb128 0xa /* (abbrev code) */ .uleb128 0xd /* (TAG: DW_TAG_member) */ .byte 0x0 /* 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 0xd /* (DW_FORM_sdata) */ .uleb128 0x32 /* (DW_AT_accessibility) */ .uleb128 0xb /* (DW_FORM_data1) */ .byte 0x0 .byte 0x0 .uleb128 0xb /* (abbrev code) */ .uleb128 0x34 /* (TAG: DW_TAG_variable) */ .byte 0x0 /* 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 0x3f /* (DW_AT_external) */ .uleb128 0xc /* (DW_FORM_flag) */ .uleb128 0x2 /* (DW_AT_location) */ .uleb128 0xa /* (DW_FORM_block1) */ .byte 0x0 .byte 0x0 .byte 0x0 .section .debug_pubnames,"",%progbits .4byte 0x1b /* Length of Public Names Info */ .2byte 0x2 /* DWARF Version */ .4byte .Ldebug_info0 /* Offset of Compilation Unit Info */ .4byte 0xad /* Compilation Unit Length */ .4byte 0x8b /* DIE offset */ .ascii "fp\0" /* external name */ .4byte 0x9c /* DIE offset */ .ascii "c\0" /* external name */ .4byte 0x0 .section .debug_pubtypes,"",%progbits .4byte 0x1d /* Length of Public Type Names Info */ .2byte 0x2 /* DWARF Version */ .4byte .Ldebug_info0 /* Offset of Compilation Unit Info */ .4byte 0xad /* Compilation Unit Length */ .4byte 0x25 /* DIE offset */ .ascii "fp_t\0" /* external name */ .4byte 0x6e /* DIE offset */ .ascii "C\0" /* external name */ .4byte 0x0 .section .debug_str,"MS",%progbits,1 .LASF5: .string "fp_t" .LASF2: .string "GNU C++ 4.4.2 20091222 (Red Hat 4.4.2-20)" .LASF0: .string "__pfn" .LASF4: .string "gdb/testsuite" .LASF3: .string "gdb.dwarf2/member-ptr-forwardref.cc" .LASF1: .string "__delta" .ident "GCC: (GNU) 4.4.2 20091222 (Red Hat 4.4.2-20)" .section .note.GNU-stack,"",%progbits