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gdb-test-dw2-aranges.patch
;; [archer-tromey-delayed-symfile] New test gdb.dwarf2/dw2-aranges.exp. ;;=fedoratest [archer-tromey-delayed-symfile] commit 77fa7778a37b0d28a7e4e5235f074a10ecf1815d Author: Jan Kratochvil <jkratoch@host1.dyn.jankratochvil.net> Date: Sat Aug 15 15:05:54 2009 +0200 Test for "handle incorrect aranges". readelf: Contents of the .debug_aranges section: Length: 8 Version: 2 Offset into .debug_info: 0x0 Pointer Size: 0 Segment Size: 0 Address Length Floating point exception * gdb.dwarf2/dw2-aranges.exp, gdb.dwarf2/dw2-aranges.S: New files.
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‎gdb/testsuite/gdb.dwarf2/dw2-aranges.S‎

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/* This testcase is part of GDB, the GNU debugger.
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Copyright 2004, 2007, 2008, 2009 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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/* Test .debug_aranges containing zero address_size. */
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/* Dummy function to provide debug information for. */
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.text
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.Lbegin_text1:
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.globl main
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.type main, %function
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main:
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.Lbegin_main:
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.int 0
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.Lend_main:
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.size main, .-main
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.Lend_text1:
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/* Debug information */
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.section .debug_info
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.Lcu1_begin:
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/* CU header */
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.4byte .Lcu1_end - .Lcu1_start /* Length of Compilation Unit */
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.Lcu1_start:
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.2byte 2 /* DWARF Version */
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.4byte .Labbrev1_begin /* Offset into abbrev section */
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.byte 4 /* Pointer size */
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/* CU die */
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.uleb128 1 /* Abbrev: DW_TAG_compile_unit */
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.4byte .Lend_text1 /* DW_AT_high_pc */
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.4byte .Lbegin_text1 /* DW_AT_low_pc */
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.ascii "file1.txt\0" /* DW_AT_name */
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.ascii "GNU C 3.3.3\0" /* DW_AT_producer */
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.byte 1 /* DW_AT_language (C) */
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/* main */
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.uleb128 2 /* Abbrev: DW_TAG_subprogram */
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.byte 1 /* DW_AT_external */
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.byte 1 /* DW_AT_decl_file */
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.byte 2 /* DW_AT_decl_line */
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.ascii "main\0" /* DW_AT_name */
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.4byte .Ltype_int-.Lcu1_begin /* DW_AT_type */
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.4byte .Lbegin_main /* DW_AT_low_pc */
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.4byte .Lend_main /* DW_AT_high_pc */
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.byte 1 /* DW_AT_frame_base: length */
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.byte 0x55 /* DW_AT_frame_base: DW_OP_reg5 */
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.Ltype_int:
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.uleb128 3 /* Abbrev: DW_TAG_base_type */
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.ascii "int\0" /* DW_AT_name */
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.byte 4 /* DW_AT_byte_size */
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.byte 5 /* DW_AT_encoding */
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.byte 0 /* End of children of CU */
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.Lcu1_end:
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/* Abbrev table */
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.section .debug_abbrev
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.Labbrev1_begin:
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.uleb128 1 /* Abbrev code */
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.uleb128 0x11 /* DW_TAG_compile_unit */
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.byte 1 /* has_children */
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.uleb128 0x12 /* DW_AT_high_pc */
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.uleb128 0x1 /* DW_FORM_addr */
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.uleb128 0x11 /* DW_AT_low_pc */
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.uleb128 0x1 /* DW_FORM_addr */
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.uleb128 0x3 /* DW_AT_name */
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.uleb128 0x8 /* DW_FORM_string */
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.uleb128 0x25 /* DW_AT_producer */
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.uleb128 0x8 /* DW_FORM_string */
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.uleb128 0x13 /* DW_AT_language */
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.uleb128 0xb /* DW_FORM_data1 */
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.byte 0x0 /* Terminator */
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.byte 0x0 /* Terminator */
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.uleb128 2 /* Abbrev code */
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.uleb128 0x2e /* DW_TAG_subprogram */
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.byte 0 /* has_children */
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.uleb128 0x3f /* DW_AT_external */
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.uleb128 0xc /* DW_FORM_flag */
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.uleb128 0x3a /* DW_AT_decl_file */
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.uleb128 0xb /* DW_FORM_data1 */
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.uleb128 0x3b /* DW_AT_decl_line */
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.uleb128 0xb /* DW_FORM_data1 */
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.uleb128 0x3 /* DW_AT_name */
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.uleb128 0x8 /* DW_FORM_string */
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.uleb128 0x49 /* DW_AT_type */
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.uleb128 0x13 /* DW_FORM_ref4 */
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.uleb128 0x11 /* DW_AT_low_pc */
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.uleb128 0x1 /* DW_FORM_addr */
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.uleb128 0x12 /* DW_AT_high_pc */
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.uleb128 0x1 /* DW_FORM_addr */
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.uleb128 0x40 /* DW_AT_frame_base */
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.uleb128 0xa /* DW_FORM_block1 */
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.byte 0x0 /* Terminator */
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.byte 0x0 /* Terminator */
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.uleb128 3 /* Abbrev code */
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.uleb128 0x24 /* DW_TAG_base_type */
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.byte 0 /* has_children */
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.uleb128 0x3 /* DW_AT_name */
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.uleb128 0x8 /* DW_FORM_string */
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.uleb128 0xb /* DW_AT_byte_size */
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.uleb128 0xb /* DW_FORM_data1 */
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.uleb128 0x3e /* DW_AT_encoding */
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.uleb128 0xb /* DW_FORM_data1 */
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.byte 0x0 /* Terminator */
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.byte 0x0 /* Terminator */
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.byte 0x0 /* Terminator */
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.byte 0x0 /* Terminator */
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/* aranges table */
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.section .debug_aranges
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.long .Laranges_end - 1f
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1:
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.2byte 2 /* aranges Version */
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.4byte .Lcu1_begin - .debug_info /* Offset into .debug_info section */
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/* The GDB crasher is this zero value. */
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.byte 0 /* aranges address_size */
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.byte 0 /* aranges segment_size */
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.Laranges_end:

‎gdb/testsuite/gdb.dwarf2/dw2-aranges.exp‎

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# Copyright 2004, 2005, 2007, 2008, 2009 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# Test .debug_aranges containing zero address_size.
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# This test can only be run on targets which support DWARF-2 and use gas.
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# For now pick a sampling of likely targets.
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if {![istarget *-*-linux*]
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&& ![istarget *-*-gnu*]
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&& ![istarget *-*-elf*]
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&& ![istarget *-*-openbsd*]
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&& ![istarget arm-*-eabi*]
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&& ![istarget powerpc-*-eabi*]} {
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return 0
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}
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set testfile "dw2-aranges"
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set srcfile ${testfile}.S
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set binfile [standard_output_file ${testfile}]
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if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {nodebug}] != "" } {
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return -1
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}
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clean_restart $testfile
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# Failed gdb_load would abort the testcase execution earlier.
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pass "file loaded"

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