Continuing.

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 2528.0xf34]
0x0040a41e in winXIconToHICON (pDisplay=0x20279a30, id=10485779, iconSize=<optimized out>)
    at /opt/wip/cygport-git/xorg-server/xorg-server-1.12.0-4/src/xserver-cygwin-1.12.0-4/hw/xwin/winmultiwindowicons.c:535
535	/opt/wip/cygport-git/xorg-server/xorg-server-1.12.0-4/src/xserver-cygwin-1.12.0-4/hw/xwin/winmultiwindowicons.c: No such file or directory.
	in /opt/wip/cygport-git/xorg-server/xorg-server-1.12.0-4/src/xserver-cygwin-1.12.0-4/hw/xwin/winmultiwindowicons.c
#0  0x0040a41e in winXIconToHICON (pDisplay=0x20279a30, id=10485779, iconSize=<optimized out>)
    at /opt/wip/cygport-git/xorg-server/xorg-server-1.12.0-4/src/xserver-cygwin-1.12.0-4/hw/xwin/winmultiwindowicons.c:535
        root = <error reading variable root (Cannot access memory at address 0x7fdfcbf8)>
        y = <error reading variable y (Cannot access memory at address 0x7fdfcbf0)>
        depth = <error reading variable depth (Cannot access memory at address 0x7fdfcbe0)>
        xImageIcon = 0x0
        x = <error reading variable x (Cannot access memory at address 0x7fdfcbf4)>
        width = <error reading variable width (Cannot access memory at address 0x7fdfcbec)>
        height = <error reading variable height (Cannot access memory at address 0x7fdfcbe8)>
        border_width = <error reading variable border_width (Cannot access memory at address 0x7fdfcbe4)>
        xImageMask = 0x0
        mask = <optimized out>
        image = <optimized out>
        imageMask = <optimized out>
        dst = <optimized out>
        src = <optimized out>
        planes = 1
        bpp = 32
        i = <optimized out>
        biggest_size = <optimized out>
        hDC = <optimized out>
        ii = <error reading variable ii (Cannot access memory at address 0x7fdfcbcc)>
        hints = 0x203ae1e8
        hIcon = 0x0
        biggest_icon = <optimized out>
        _XA_NET_WM_ICON = <error reading variable _XA_NET_WM_ICON (Cannot access memory at address 0x5fd554)>
        generation = <error reading variable generation (Cannot access memory at address 0x5fd550)>
        icon = <optimized out>
        icon_data = 0x0
        size = 0
        type = 0
        format = 0
        left = <error reading variable left (Cannot access memory at address 0x7fdfcbfc)>
#1  0x0040a6ab in winUpdateIcon (
    hWnd=<error reading variable: Cannot access memory at address 0x7fdfcc70>, 
    hWnd@entry=<error reading variable: Cannot access memory at address 0x7fdfcc6c>, 
    pDisplay=<error reading variable: Cannot access memory at address 0x7fdfcc74>, 
    id=<error reading variable: Cannot access memory at address 0x7fdfcc78>, 
    hIconNew=<error reading variable: Cannot access memory at address 0x7fdfcc7c>)
    at /opt/wip/cygport-git/xorg-server/xorg-server-1.12.0-4/src/xserver-cygwin-1.12.0-4/hw/xwin/winmultiwindowicons.c:560
        hIcon = <optimized out>
        hIconSmall = 0x0
        hIconOld = <optimized out>
A debugging session is active.

	Inferior 1 [process 2528] will be detached.

Quit anyway? (y or n) error return /netrel/src/gdb-7.3.50-3/gdb/windows-nat.c:1251 was 31
Quitting: Can't detach process 2528 (error 5)