77 lines
1.8 KiB
Text
77 lines
1.8 KiB
Text
# Copyright 2014-2016 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 corrupt DWARF input
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# PR gdb/15827
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load_lib dwarf.exp
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if {![dwarf2_support]} {
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return 0
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}
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standard_testfile corrupt.c corrupt.S
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# Make the DWARF used for the test.
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#
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# Here we put DW_AT_sibling DIEs into the output which
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# point off into la-la land. The whole purpose is to simulate
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# corrupt DWARF information and make sure that GDB can handle it
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# without crashing.
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set asm_file [standard_output_file $srcfile2]
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Dwarf::assemble $asm_file {
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cu {} {
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compile_unit {} {
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declare_labels int_label
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int_label: base_type {
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{byte_size 4 sdata}
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{name "int"}
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}
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enumeration_type {
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{name "ENUM"}
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{byte_size 4 sdata}
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} {
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enumerator {
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{name "A"}
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{const_value 0 sdata}
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}
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enumerator {
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{name "B"}
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{const_value 1 sdata}
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{sibling 12345678 DW_FORM_ref4}
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} {
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base_type {
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{byte_size 1 sdata}
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{name "char"}
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}
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}
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array_type {
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{type :$int_label}
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{sibling 12345678 DW_FORM_ref4}
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}
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}
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}
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}
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}
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if {[prepare_for_testing $testfile.exp $testfile \
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[list $srcfile $asm_file] {nodebug}]} {
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return -1
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}
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gdb_test "print 1" "= 1" "recover from corrupt DWARF"
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