gdb-test-dw2-aranges.patch

   1 [archer-tromey-delayed-symfile]
   2
   3 commit 77fa7778a37b0d28a7e4e5235f074a10ecf1815d
   4 Author: Jan Kratochvil <jkratoch@host1.dyn.jankratochvil.net>
   5 Date:   Sat Aug 15 15:05:54 2009 +0200
   6
   7     Test for "handle incorrect aranges".
   8
   9     readelf:
  10     Contents of the .debug_aranges section:
  11
  12       Length:                   8
  13       Version:                  2
  14       Offset into .debug_info:  0x0
  15       Pointer Size:             0
  16       Segment Size:             0
  17
  18         Address    Length
  19     Floating point exception
  20
  21         * gdb.dwarf2/dw2-aranges.exp, gdb.dwarf2/dw2-aranges.S: New files.
  22
  23 diff --git a/gdb/testsuite/gdb.dwarf2/dw2-aranges.S b/gdb/testsuite/gdb.dwarf2/dw2-aranges.S
  24 new file mode 100644
  25 index 0000000..d5b9ca5a
  26 --- /dev/null
  27 +++ b/gdb/testsuite/gdb.dwarf2/dw2-aranges.S
  28 @@ -0,0 +1,140 @@
  29 +/* This testcase is part of GDB, the GNU debugger.
  30 +
  31 +   Copyright 2004, 2007, 2008, 2009 Free Software Foundation, Inc.
  32 +
  33 +   This program is free software; you can redistribute it and/or modify
  34 +   it under the terms of the GNU General Public License as published by
  35 +   the Free Software Foundation; either version 3 of the License, or
  36 +   (at your option) any later version.
  37 +
  38 +   This program is distributed in the hope that it will be useful,
  39 +   but WITHOUT ANY WARRANTY; without even the implied warranty of
  40 +   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  41 +   GNU General Public License for more details.
  42 +
  43 +   You should have received a copy of the GNU General Public License
  44 +   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  45 +
  46 +/* Test .debug_aranges containing zero address_size.  */
  47 +
  48 +/* Dummy function to provide debug information for.  */
  49 +
  50 +       .text
  51 +.Lbegin_text1:
  52 +       .globl main
  53 +       .type main, %function
  54 +main:
  55 +.Lbegin_main:
  56 +       .int 0
  57 +.Lend_main:
  58 +       .size main, .-main
  59 +.Lend_text1:
  60 +
  61 +/* Debug information */
  62 +
  63 +       .section .debug_info
  64 +.Lcu1_begin:
  65 +       /* CU header */
  66 +       .4byte  .Lcu1_end - .Lcu1_start         /* Length of Compilation Unit */
  67 +.Lcu1_start:
  68 +       .2byte  2                               /* DWARF Version */
  69 +       .4byte  .Labbrev1_begin                 /* Offset into abbrev section */
  70 +       .byte   4                               /* Pointer size */
  71 +
  72 +       /* CU die */
  73 +       .uleb128 1                              /* Abbrev: DW_TAG_compile_unit */
  74 +       .4byte  .Lend_text1                     /* DW_AT_high_pc */
  75 +       .4byte  .Lbegin_text1                   /* DW_AT_low_pc */
  76 +       .ascii  "file1.txt\0"                   /* DW_AT_name */
  77 +       .ascii  "GNU C 3.3.3\0"                 /* DW_AT_producer */
  78 +       .byte   1                               /* DW_AT_language (C) */
  79 +
  80 +       /* main */
  81 +       .uleb128        2                       /* Abbrev: DW_TAG_subprogram */
  82 +       .byte           1                       /* DW_AT_external */
  83 +       .byte           1                       /* DW_AT_decl_file */
  84 +       .byte           2                       /* DW_AT_decl_line */
  85 +       .ascii          "main\0"                /* DW_AT_name */
  86 +       .4byte          .Ltype_int-.Lcu1_begin  /* DW_AT_type */
  87 +       .4byte          .Lbegin_main    /* DW_AT_low_pc */
  88 +       .4byte          .Lend_main              /* DW_AT_high_pc */
  89 +       .byte           1                       /* DW_AT_frame_base: length */
  90 +       .byte           0x55                    /* DW_AT_frame_base: DW_OP_reg5 */
  91 +
  92 +.Ltype_int:
  93 +       .uleb128        3                       /* Abbrev: DW_TAG_base_type */
  94 +       .ascii          "int\0"                 /* DW_AT_name */
  95 +       .byte           4                       /* DW_AT_byte_size */
  96 +       .byte           5                       /* DW_AT_encoding */
  97 +
  98 +       .byte           0                       /* End of children of CU */
  99 +
 100 +.Lcu1_end:
 101 +
 102 +/* Abbrev table */
 103 +       .section .debug_abbrev
 104 +.Labbrev1_begin:
 105 +       .uleb128        1                       /* Abbrev code */
 106 +       .uleb128        0x11                    /* DW_TAG_compile_unit */
 107 +       .byte           1                       /* has_children */
 108 +       .uleb128        0x12                    /* DW_AT_high_pc */
 109 +       .uleb128        0x1                     /* DW_FORM_addr */
 110 +       .uleb128        0x11                    /* DW_AT_low_pc */
 111 +       .uleb128        0x1                     /* DW_FORM_addr */
 112 +       .uleb128        0x3                     /* DW_AT_name */
 113 +       .uleb128        0x8                     /* DW_FORM_string */
 114 +       .uleb128        0x25                    /* DW_AT_producer */
 115 +       .uleb128        0x8                     /* DW_FORM_string */
 116 +       .uleb128        0x13                    /* DW_AT_language */
 117 +       .uleb128        0xb                     /* DW_FORM_data1 */
 118 +       .byte           0x0                     /* Terminator */
 119 +       .byte           0x0                     /* Terminator */
 120 +
 121 +       .uleb128        2                       /* Abbrev code */
 122 +       .uleb128        0x2e                    /* DW_TAG_subprogram */
 123 +       .byte           0                       /* has_children */
 124 +       .uleb128        0x3f                    /* DW_AT_external */
 125 +       .uleb128        0xc                     /* DW_FORM_flag */
 126 +       .uleb128        0x3a                    /* DW_AT_decl_file */
 127 +       .uleb128        0xb                     /* DW_FORM_data1 */
 128 +       .uleb128        0x3b                    /* DW_AT_decl_line */
 129 +       .uleb128        0xb                     /* DW_FORM_data1 */
 130 +       .uleb128        0x3                     /* DW_AT_name */
 131 +       .uleb128        0x8                     /* DW_FORM_string */
 132 +       .uleb128        0x49                    /* DW_AT_type */
 133 +       .uleb128        0x13                    /* DW_FORM_ref4 */
 134 +       .uleb128        0x11                    /* DW_AT_low_pc */
 135 +       .uleb128        0x1                     /* DW_FORM_addr */
 136 +       .uleb128        0x12                    /* DW_AT_high_pc */
 137 +       .uleb128        0x1                     /* DW_FORM_addr */
 138 +       .uleb128        0x40                    /* DW_AT_frame_base */
 139 +       .uleb128        0xa                     /* DW_FORM_block1 */
 140 +       .byte           0x0                     /* Terminator */
 141 +       .byte           0x0                     /* Terminator */
 142 +
 143 +       .uleb128        3                       /* Abbrev code */
 144 +       .uleb128        0x24                    /* DW_TAG_base_type */
 145 +       .byte           0                       /* has_children */
 146 +       .uleb128        0x3                     /* DW_AT_name */
 147 +       .uleb128        0x8                     /* DW_FORM_string */
 148 +       .uleb128        0xb                     /* DW_AT_byte_size */
 149 +       .uleb128        0xb                     /* DW_FORM_data1 */
 150 +       .uleb128        0x3e                    /* DW_AT_encoding */
 151 +       .uleb128        0xb                     /* DW_FORM_data1 */
 152 +       .byte           0x0                     /* Terminator */
 153 +       .byte           0x0                     /* Terminator */
 154 +
 155 +       .byte           0x0                     /* Terminator */
 156 +       .byte           0x0                     /* Terminator */
 157 +
 158 +/* aranges table */
 159 +       .section .debug_aranges
 160 +       .long   .Laranges_end - 1f
 161 +1:
 162 +       .2byte  2                               /* aranges Version */
 163 +       .4byte  .Lcu1_begin - .debug_info       /* Offset into .debug_info section */
 164 +       /* The GDB crasher is this zero value.  */
 165 +       .byte           0                       /* aranges address_size */
 166 +       .byte           0                       /* aranges segment_size */
 167 +
 168 +.Laranges_end:
 169 diff --git a/gdb/testsuite/gdb.dwarf2/dw2-aranges.exp b/gdb/testsuite/gdb.dwarf2/dw2-aranges.exp
 170 new file mode 100644
 171 index 0000000..39632d5
 172 --- /dev/null
 173 +++ b/gdb/testsuite/gdb.dwarf2/dw2-aranges.exp
 174 @@ -0,0 +1,40 @@
 175 +# Copyright 2004, 2005, 2007, 2008, 2009 Free Software Foundation, Inc.
 176 +
 177 +# This program is free software; you can redistribute it and/or modify
 178 +# it under the terms of the GNU General Public License as published by
 179 +# the Free Software Foundation; either version 3 of the License, or
 180 +# (at your option) any later version.
 181 +#
 182 +# This program is distributed in the hope that it will be useful,
 183 +# but WITHOUT ANY WARRANTY; without even the implied warranty of
 184 +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 185 +# GNU General Public License for more details.
 186 +#
 187 +# You should have received a copy of the GNU General Public License
 188 +# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 189 +
 190 +# Test .debug_aranges containing zero address_size.
 191 +
 192 +# This test can only be run on targets which support DWARF-2 and use gas.
 193 +# For now pick a sampling of likely targets.
 194 +if {![istarget *-*-linux*]
 195 +    && ![istarget *-*-gnu*]
 196 +    && ![istarget *-*-elf*]
 197 +    && ![istarget *-*-openbsd*]
 198 +    && ![istarget arm-*-eabi*]
 199 +    && ![istarget powerpc-*-eabi*]} {
 200 +    return 0
 201 +}
 202 +
 203 +set testfile "dw2-aranges"
 204 +set srcfile ${testfile}.S
 205 +set binfile ${objdir}/${subdir}/${testfile}
 206 +
 207 +if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {nodebug}] != "" } {
 208 +    return -1
 209 +}
 210 +
 211 +clean_restart $testfile
 212 +
 213 +# Failed gdb_load would abort the testcase execution earlier.
 214 +pass "file loaded"