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2009-03-05  Pedro Alves  <pedro@codesourcery.com>

	* breakpoint.c (check_duplicates_for): Skip permanent breakpoints
	duplicates of permanent breakpoints.

gdb/testsuite/
2009-03-05  Pedro Alves  <pedro@codesourcery.com>

	* gdb.arch/i386-permbkpt.S, gdb.arch/i386-permbkpt.exp: New.
This commit is contained in:
Pedro Alves 2009-03-05 22:37:11 +00:00
parent 5fa9e92f74
commit aae6458789
5 changed files with 95 additions and 3 deletions
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5
gdb/ChangeLog
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@ -1,3 +1,8 @@
2009-03-05 Pedro Alves <pedro@codesourcery.com>
* breakpoint.c (check_duplicates_for): Skip permanent breakpoints
duplicates of permanent breakpoints.
2009-03-04 Pedro Alves <pedro@codesourcery.com>
* inferior.h (notice_new_inferior): Declare.

7
gdb/breakpoint.c
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@ -3948,8 +3948,8 @@ check_duplicates_for (CORE_ADDR address, struct obj_section *section)
}
/* If we found a permanent breakpoint at this address, go over the
list again and declare all the other breakpoints there to be the
duplicates. */
list again and declare all the other breakpoints there (except
other permanent breakpoints) to be the duplicates. */
if (perm_bp)
{
perm_bp->duplicate = 0;
@ -3963,7 +3963,8 @@ check_duplicates_for (CORE_ADDR address, struct obj_section *section)
ALL_BP_LOCATIONS (b)
if (b != perm_bp)
{
if (b->owner->enable_state != bp_disabled
if (b->owner->enable_state != bp_permanent
&& b->owner->enable_state != bp_disabled
&& b->owner->enable_state != bp_call_disabled
&& b->enabled && !b->shlib_disabled
&& b->address == address /* address / overlay match */

4
gdb/testsuite/ChangeLog
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@ -1,3 +1,7 @@
2009-03-05 Pedro Alves <pedro@codesourcery.com>
* gdb.arch/i386-permbkpt.S, gdb.arch/i386-permbkpt.exp: New.
2009-02-18 Jan Kratochvil <jan.kratochvil@redhat.com>
* gdb.base/macscp.exp (objfile): Move it to ${objdir}/${subdir}/.

30
gdb/testsuite/gdb.arch/i386-permbkpt.S Normal file
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@ -0,0 +1,30 @@
/* Copyright 2009 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 <http://www.gnu.org/licenses/>.
This file is part of the gdb testsuite. */
#define CONCAT1(a, b) CONCAT2(a, b)
#define CONCAT2(a, b) a ## b
#ifdef SYMBOL_PREFIX
# define SYMBOL(str) CONCAT1(SYMBOL_PREFIX, str)
#else
# define SYMBOL(str) str
#endif
.global SYMBOL(main)
SYMBOL(main):
int3
ret

52
gdb/testsuite/gdb.arch/i386-permbkpt.exp Normal file
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@ -0,0 +1,52 @@
# Copyright (C) 2009 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 <http://www.gnu.org/licenses/>.
# This file is part of the gdb testsuite.
if $tracelevel {
strace $tracelevel
}
# Test inserting breakpoints over permanent breakpoints on i386 and amd64.
if { ![istarget "i?86-*-*"] && ![istarget "x86_64-*-*"] } then {
verbose "Skipping i386 test for multi break at permanent breakpoint location."
return
}
set testfile "i386-permbkpt"
set srcfile ${testfile}.S
set binfile ${objdir}/${subdir}/${testfile}
# Some targets have leading underscores on assembly symbols.
# TODO: detect this automatically
set additional_flags ""
if { [istarget "*-*-cygwin*"] || [istarget "*-*-mingw*"] } then {
set additional_flags "additional_flags=-DSYMBOL_PREFIX=_"
}
if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [list debug $additional_flags]] != "" } {
untested i386-permbkpt.exp
return -1
}
gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
gdb_load ${binfile}
gdb_test "break main" "" "First permanent break"
gdb_test "break main" "" "Second permanent break"