| # Copyright 2004-2013 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/>. |
| |
| # Author: Paul N. Hilfinger (Hilfinger@gnat.com) |
| |
| # Test that GDB cleans up properly after errors that result when a |
| # breakpoint is reset. |
| |
| set testfile "chng-syms" |
| set srcfile ${testfile}.c |
| set binfile ${objdir}/${subdir}/${testfile} |
| |
| if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-DVARIABLE=var1}] != "" } { |
| untested chng-syms.exp |
| return -1 |
| } |
| |
| set oldtimeout $timeout |
| set timeout 10 |
| verbose "Timeout is now 10 seconds" 2 |
| |
| proc expect_to_stop_here { ident } { |
| global gdb_prompt |
| global decimal |
| |
| # the "at foo.c:36" output we get with -g. |
| # the "in func" output we get without -g. |
| gdb_expect { |
| -re "Breakpoint \[0-9\]*, stop_here .*$gdb_prompt $" { |
| return 1 |
| } |
| -re "$gdb_prompt $" { |
| fail "running to stop_here $ident" |
| return 0 |
| } |
| timeout { |
| fail "running to stop_here $ident (timeout)" |
| return 0 |
| } |
| } |
| return 1 |
| } |
| |
| gdb_exit |
| gdb_start |
| gdb_reinitialize_dir $srcdir/$subdir |
| gdb_load ${binfile} |
| |
| gdb_test "break stop_here if (var1 == 42)" \ |
| "Breakpoint.*at.* file .*$srcfile, line.*" \ |
| "setting conditional breakpoint on function" |
| gdb_run_cmd |
| |
| expect_to_stop_here "first time" |
| |
| gdb_continue_to_end "breakpoint first time through" |
| |
| # Now we recompile the executable, but without a variable named "var1", first |
| # waiting to insure that even on fast machines, the file modification times |
| # are distinct. This will force GDB to reload the file on the |
| # next "run" command, causing an error when GDB tries to tries to reset |
| # the breakpoint. |
| |
| sleep 2 |
| if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-DVARIABLE=var2}] != "" } { |
| |
| # Complication: Since GDB generally holds an open file descriptor on the |
| # executable at this point, there are some systems in which the |
| # re-compilation will fail. In such cases, we'll consider the test |
| # (vacuously) passed providing that re-running it succeeds as before. |
| |
| gdb_run_cmd |
| expect_to_stop_here "after re-compile fails" |
| gdb_continue_to_end "after re-compile fails" |
| |
| } else { |
| |
| gdb_run_cmd |
| gdb_expect { |
| -re ".*$inferior_exited_re normally.*$gdb_prompt $" { |
| pass "running with invalidated bpt condition after executable changes" |
| } |
| -re ".*Breakpoint .*,( 0x.* in)? (\[^ \]*)exit .*$gdb_prompt $" { |
| pass "running with invalidated bpt condition after executable changes" |
| } |
| -re "$gdb_prompt $" { |
| fail "running with invalidated bpt condition after executable changes" |
| } |
| timeout { |
| fail "(timeout) running with invalidated bpt condition after executable changes" |
| } |
| } |
| |
| } |
| |
| set timeout $oldtimeout |
| verbose "Timeout is now $timeout seconds" 2 |
| return 0 |