Re: [patch] Fix for gdb.threads/staticthreads.exp failure on Linux

[Doug Evans <dje at google dot com>]

On Wed, Jul 15, 2009 at 6:25 PM, Doug Evans<dje@google.com> wrote:
> Running the testcase with --target_board=native-gdbserver doesn't have
> this problem. ?Some research as to what gdbserver is doing would be
> illuminating. ?"consistency is good": can you research what's
> happening in gdbserver that it works there, and see if it's reasonable
> to do the same thing in gdb?

I spoke too soon.  gdbserver does have the same problem, I just needed
to look at gdb.log to see it.

Process /usr/local/g3/gnu/sourceware/static-threads/build/obj32/gdb/testsuite/gdb.threads/staticthreads
created; pid = 19691^M
Listening on port 2347^M
target remote localhost:2347^M
Remote debugging using localhost:2347^M
Remote debugging from host 127.0.0.1^M
Cannot get thread handle for LWP 19691: generic error^M
_start () at ../sysdeps/i386/elf/start.S:65^M
65              xorl %ebp, %ebp^M
(gdb) Cannot get thread handle for LWP 19691: generic error^M
continue^M
Continuing.^M
^M
Breakpoint 1, main (argc=<value optimized out>, argv=<value optimized
out>) at ../../../../src/gdb/testsuite/gdb.threads/staticthreads.c:51^M
51        pthread_attr_init (&attr);^M
Current language:  auto; currently c^M
(gdb) PASS: gdb.threads/staticthreads.exp: rerun to main

[The "value optimized out" seems like a bug, but a different bug. :-)]