Bug#837146: [gnome-tweak-tool] press alt key make gnome-tweak-tool crash

[Đặng Duy Sơn]

Package: gnome-tweak-tool
Version: 3.21.91-1
Severity: normal

Dear Maintainer,

When I open a new gnome-tweak-tool instance, press alt key make it 
segmentation fault immediately.
How to reproduce:
- Open a new gnome-tweak-tool instance.
- Press alt immediately, it crash
- Toggle some checkbox or dropdown menu in Tweak Tool main window, then 
press alt, it still crash.
- Click the top left Search button on Tweak Tool window, then click 
again to close it. After that, press alt key doesn't make it crash anymore


--- System information. ---
Architecture: amd64
Kernel: Linux 4.7.0-2.1-liquorix-amd64

Debian Release: stretch/sid
500 yakkety ppa.launchpad.net
500 xenial ppa.launchpad.net
500 unstable liquorix.net
500 testing repository.spotify.com
500 testing debian.xtdv.net
500 stable dl.google.com
500 stable debian.xtdv.net
500 sid linux.dropbox.com

--- Package information. ---
Depends (Version) | Installed
===========================================-+-==============
python:any (<< 2.8) |
python:any (>= 2.7.5-5~) |
gsettings-desktop-schemas (>= 3.21.2) | 3.21.4-2
gnome-settings-daemon | 3.21.90-2
gnome-shell-common (>= 3.4) | 3.21.91-2
mutter-common | 3.21.91-2
python-gi (>= 3.2.1) | 3.20.1-1
gir1.2-gtk-3.0 (>= 3.12) | 3.21.5-3
gir1.2-gnomedesktop-3.0 | 3.21.90-3
gir1.2-soup-2.4 | 2.55.90-1
gir1.2-notify-0.7 | 0.7.6-2
gir1.2-glib-2.0 | 1.49.1-2
gir1.2-pango-1.0 | 1.40.2-1


Package's Recommends field is empty.

Package's Suggests field is empty.