c:\msys\1.0\temp>gdb C:/Programme/GNU/Emacs/bin/emacs.exe
gdb C:/Programme/GNU/Emacs/bin/emacs.exe
GNU gdb (GDB) 7.4
Copyright (C) 2012 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "i686-pc-mingw32".
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>...
Reading symbols from C:\Programme\GNU\Emacs\bin\emacs.exe...done.
(gdb) break ralloc.c:352
Breakpoint 1 at 0x1172ef9: file ralloc.c, line 352.
(gdb) break w32heap.c:194
Breakpoint 2 at 0x10a4035: file w32heap.c, line 194.
(gdb) break w32heap.c:208
Breakpoint 3 at 0x10a407f: file w32heap.c, line 208.
(gdb) run
Starting program: C:\Programme\GNU\Emacs\bin\emacs.exe 
[New Thread 4520.0x11d0]
[New Thread 4520.0x344]
[New Thread 4520.0x14b8]

Breakpoint 2, sbrk (increment=-892928) at w32heap.c:200
(gdb) 200	w32heap.c: No such file or directory.
continue
Continuing.

Breakpoint 3, sbrk (increment=-892928) at w32heap.c:211
211	in w32heap.c
(gdb) continue
Continuing.

Breakpoint 2, sbrk (increment=-77824) at w32heap.c:200
200	in w32heap.c
(gdb) continue
Continuing.

Breakpoint 3, sbrk (increment=-77824) at w32heap.c:211
211	in w32heap.c
(gdb) continue
Continuing.

Breakpoint 2, sbrk (increment=-77824) at w32heap.c:200
200	in w32heap.c
(gdb) continue
Continuing.

Breakpoint 3, sbrk (increment=-77824) at w32heap.c:211
211	in w32heap.c
(gdb) continue
Continuing.

Breakpoint 2, sbrk (increment=-53248) at w32heap.c:200
200	in w32heap.c
(gdb) continue
Continuing.

Breakpoint 3, sbrk (increment=-53248) at w32heap.c:211
211	in w32heap.c
(gdb) continue
Continuing.
[New Thread 4520.0xf18]

Breakpoint 2, sbrk (increment=-782336) at w32heap.c:200
200	in w32heap.c
(gdb) print last_heap->end
$1 = (POINTER) 0x3ea2000
(gdb) print last_heap->bloc_start
$2 = (POINTER) 0x3e8c000
(gdb)  print excess
(gdb) No symbol "excess" in current context.

(gdb) No symbol "excess" in current context.
print sbrk(0)
$3 = (void *) 0x3f61000
(gdb) xbacktrace
(gdb) Undefined command: "xbacktrace".  Try "help".

(gdb) Undefined command: "xbacktrace".  Try "help".
print xbacktrace
(gdb) No symbol "xbacktrace" in current context.
source c:/Programme/GNU/installation/emacs-install/trunk.old2/src/.gdbinit
Warning: c:\msys\1.0\temp/../lwlib: No such file or directory.
SIGINT is used by the debugger.
Are you sure you want to change it? (y or n) [answered Y; input not from terminal]
DISPLAY = 
TERM = emacs
Breakpoint 4 at 0x1001d29: file emacs.c, line 292.
Temporary breakpoint 5 at 0x10c76ca: file sysdep.c, line 790.
(gdb) xbacktrace
"kill-buffer" (0x82e2b8)
"byte-code" (0x82e3b8)
"load-with-code-conversion" (0x82e610)
"org-mode" (0x82ebe8)
"set-auto-mode-0" (0x82ed58)
"byte-code" (0x82ee68)
"set-auto-mode" (0x82f070)
"normal-mode" (0x82f398)
"after-find-file" (0x82f518)
"find-file-noselect-1" (0x82f688)
"find-file-noselect" (0x82f818)
"find-file" (0x82f998)
"dired-find-file" (0x82fb24)
"call-interactively" (0x82fc54)
(gdb) print w32_last-error()
(gdb) No symbol "w32_last" in current context.

(gdb) No symbol "w32_last" in current context.
(gdb) No symbol "w32_last" in current context.
quit
A debugging session is active.

	Inferior 1 [process 4520] will be killed.

Quit anyway? (y or n) [answered Y; input not from terminal]

c:\msys\1.0\temp>
Process shell<2> finished