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[archer-tromey-delayed-symfile]
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commit 77fa7778a37b0d28a7e4e5235f074a10ecf1815d
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Author: Jan Kratochvil <jkratoch@host1.dyn.jankratochvil.net>
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Date: Sat Aug 15 15:05:54 2009 +0200
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Test for "handle incorrect aranges".
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readelf:
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Contents of the .debug_aranges section:
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Length: 8
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Version: 2
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Offset into .debug_info: 0x0
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Pointer Size: 0
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Segment Size: 0
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Address Length
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Floating point exception
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* gdb.dwarf2/dw2-aranges.exp, gdb.dwarf2/dw2-aranges.S: New files.
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diff --git a/gdb/testsuite/gdb.dwarf2/dw2-aranges.S b/gdb/testsuite/gdb.dwarf2/dw2-aranges.S
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new file mode 100644
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index 0000000..d5b9ca5a
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--- /dev/null
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+++ b/gdb/testsuite/gdb.dwarf2/dw2-aranges.S
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@@ -0,0 +1,140 @@
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+/* This testcase is part of GDB, the GNU debugger.
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+
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+ Copyright 2004, 2007, 2008, 2009 Free Software Foundation, Inc.
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+
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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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+
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+/* Test .debug_aranges containing zero address_size. */
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+
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+/* Dummy function to provide debug information for. */
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+
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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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+
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+/* Debug information */
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+
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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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+
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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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+
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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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+
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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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+
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+ .byte 0 /* End of children of CU */
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+
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+.Lcu1_end:
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+
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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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+
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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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+
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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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+
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+ .byte 0x0 /* Terminator */
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+ .byte 0x0 /* Terminator */
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+
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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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+
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+.Laranges_end:
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diff --git a/gdb/testsuite/gdb.dwarf2/dw2-aranges.exp b/gdb/testsuite/gdb.dwarf2/dw2-aranges.exp
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new file mode 100644
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index 0000000..39632d5
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--- /dev/null
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+++ b/gdb/testsuite/gdb.dwarf2/dw2-aranges.exp
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@@ -0,0 +1,40 @@
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+# Copyright 2004, 2005, 2007, 2008, 2009 Free Software Foundation, Inc.
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+
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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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+
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+# Test .debug_aranges containing zero address_size.
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+
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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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+
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+set testfile "dw2-aranges"
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+set srcfile ${testfile}.S
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+set binfile ${objdir}/${subdir}/${testfile}
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+
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+if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {nodebug}] != "" } {
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+ return -1
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+}
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+
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+clean_restart $testfile
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+
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+# Failed gdb_load would abort the testcase execution earlier.
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+pass "file loaded"
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