Hi,

currently GDB HEAD segfaults during one case for the PIE inferiors (failing as
it is the unpatched CVS HEAD), segfault fix attached.


Regards,
Jan


crash reproducibility:

$ runtest --target_board=unix/-fPIE/-pie gdb.base/watchpoint.exp
WARNING: Couldn't find the global config file.
Test Run By jkratoch on Sun Mar  2 09:31:14 2008
Native configuration is x86_64-unknown-linux-gnu

                === gdb tests ===

Schedule of variations:
    unix/-fPIE/-pie

Running target unix/-fPIE/-pie
Using /usr/share/dejagnu/baseboards/unix.exp as board description file for target.
Using /usr/share/dejagnu/config/unix.exp as generic interface file for target.
Using ../.././gdb/testsuite/config/unix.exp as tool-and-target-specific interface file.
Running ../.././gdb/testsuite/gdb.base/watchpoint.exp ...
FAIL: gdb.base/watchpoint.exp: run to marker1 in test_simple_watchpoint
ERROR: Process no longer exists
ERROR: Couldn't send disable 3 to GDB.
ERROR: Delete all breakpoints in delete_breakpoints (timeout)
ERROR: Delete all breakpoints in delete_breakpoints (timeout)
FAIL: gdb.base/watchpoint.exp: watch tests suppressed
FAIL: gdb.base/watchpoint.exp: (timeout) disable fast watches
FAIL: gdb.base/watchpoint.exp: (timeout) show disable fast watches
FAIL: gdb.base/watchpoint.exp: (timeout) set slow conditional watch
FAIL: gdb.base/watchpoint.exp: (timeout) trigger slow conditional watch
FAIL: gdb.base/watchpoint.exp: (timeout) rwatch disallowed when can-use-hw-watchpoints cleared
ERROR: Delete all breakpoints in delete_breakpoints (timeout)

                === gdb Summary ===

# of expected passes            7
# of unexpected failures        7
# of unresolved testcases       5
.../sources/gdb/testsuite/../../gdb/gdb version  6.8.50.20080302-cvs -nx


...
(gdb) PASS: gdb.base/watchpoint.exp: disable watchpoint in test_simple_watchpoint
run
Starting program: /home/jkratoch/redhat/sources/gdb/testsuite/gdb.base/watchpoint
Error in re-setting breakpoint 1: Cannot access memory at address 0x86c
Error in re-setting breakpoint 2: Cannot access memory at address 0x872
Error in re-setting breakpoint 3: Cannot access memory at address 0x20127c
Error in re-setting breakpoint 1: Cannot access memory at address 0x86c
Error in re-setting breakpoint 2: Cannot access memory at address 0x872
Error in re-setting breakpoint 3: Cannot access memory at address 0x20127c
Error in re-setting breakpoint 1: Cannot access memory at address 0x86c
Error in re-setting breakpoint 2: Cannot access memory at address 0x872
Error in re-setting breakpoint 3: Cannot access memory at address 0x20127c

Program exited normally.
(gdb) FAIL: gdb.base/watchpoint.exp: run to marker1 in test_simple_watchpoint
info watch
*** glibc detected *** /home/jkratoch/redhat/sources/gdb/testsuite/../../gdb/gdb: double free or corruption (!prev): 0x00000000023f9d20 ***
======= Backtrace: =========
/lib64/libc.so.6[0x3b98672832]
/lib64/libc.so.6(cfree+0x8c)[0x3b98675f2c]
/home/jkratoch/redhat/sources/gdb/testsuite/../../gdb/gdb(xfree+0x1c)[0x44efb6]
/home/jkratoch/redhat/sources/gdb/testsuite/../../gdb/gdb(free_all_values+0x2a)[0x4cd65a]
/home/jkratoch/redhat/sources/gdb/testsuite/../../gdb/gdb(execute_command+0x26)[0x44b9df]
...