* breakpoint.c (parse_breakpoint_sals) <(*address) == NULL>: New
	variable pc.  Call find_pc_line instead of find_pc_overlay, restore
	original PC for it.

gdb/testsuite/
	* gdb.base/break-caller-line.c: New file.
	* gdb.base/break-caller-line.exp: New file.
This commit is contained in:
Jan Kratochvil 2012-08-27 16:55:39 +00:00
parent e968779960
commit 1c8cdcb14f
5 changed files with 105 additions and 2 deletions

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@ -1,3 +1,9 @@
2012-08-27 Jan Kratochvil <jan.kratochvil@redhat.com>
* breakpoint.c (parse_breakpoint_sals) <(*address) == NULL>: New
variable pc. Call find_pc_line instead of find_pc_overlay, restore
original PC for it.
2012-08-27 Eli Zaretskii <eliz@gnu.org>
Jan Kratochvil <jan.kratochvil@redhat.com>

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@ -9126,21 +9126,27 @@ parse_breakpoint_sals (char **address,
{
struct linespec_sals lsal;
struct symtab_and_line sal;
CORE_ADDR pc;
init_sal (&sal); /* Initialize to zeroes. */
lsal.sals.sals = (struct symtab_and_line *)
xmalloc (sizeof (struct symtab_and_line));
/* Set sal's pspace, pc, symtab, and line to the values
corresponding to the last call to print_frame_info. */
corresponding to the last call to print_frame_info.
Be sure to reinitialize LINE with NOTCURRENT == 0
as the breakpoint line number is inappropriate otherwise.
find_pc_line would adjust PC, re-set it back. */
get_last_displayed_sal (&sal);
sal.section = find_pc_overlay (sal.pc);
pc = sal.pc;
sal = find_pc_line (pc, 0);
/* "break" without arguments is equivalent to "break *PC"
where PC is the last displayed codepoint's address. So
make sure to set sal.explicit_pc to prevent GDB from
trying to expand the list of sals to include all other
instances with the same symtab and line. */
sal.pc = pc;
sal.explicit_pc = 1;
lsal.sals.sals[0] = sal;

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@ -1,3 +1,8 @@
2012-08-27 Jan Kratochvil <jan.kratochvil@redhat.com>
* gdb.base/break-caller-line.c: New file.
* gdb.base/break-caller-line.exp: New file.
2012-08-27 Jan Kratochvil <jan.kratochvil@redhat.com>
* gdb.ada/rdv_wait.exp (set debug-file-directory): New command.

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@ -0,0 +1,31 @@
/* This testcase is part of GDB, the GNU debugger.
Copyright 2012 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/>. */
static int v;
static void
callee (void)
{
v++;
}
int
main (void)
{
callee ();
return 0;
}

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@ -0,0 +1,55 @@
# Copyright (C) 2012 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/>.
standard_testfile
if { [prepare_for_testing ${testfile}.exp ${testfile}] } {
return -1
}
if ![runto callee] {
return 0
}
set test "up"
gdb_test_multiple $test $test {
-re "\r\n(\[0-9\]+)\[ \t\]+callee \\(\\);\r\n$gdb_prompt $" {
set notcurrent $expect_out(1,string)
pass $test
}
}
set test {info line *$pc}
gdb_test_multiple $test $test {
-re "\r\nLine (\[0-9\]+) of .*\r\n$gdb_prompt $" {
set current $expect_out(1,string)
pass $test
}
}
if {$notcurrent == $current} {
untested "target arch has an instruction after call as part of the caller line"
return 0
}
set test "break"
gdb_test_multiple $test $test {
-re "\r\nBreakpoint \[0-9\]+ at .*, line $current\\.\r\n$gdb_prompt $" {
pass $test
}
-re "\r\nBreakpoint \[0-9\]+ at .*, line $notcurrent\\.\r\n$gdb_prompt $" {
fail "$test (caller line)"
}
}