Don't set target_value of assignment if parent is an expression statement
Don't set target_value of assignment if parent is an expression statement

tjol/vala-tjol,rvu95/vala,spidermonkdust/vala,rvu95/vala,kamanashisroy/aroop,frida/vala,GNOME/vala,Distrotech/vala,kamanashisroy/aroop,frida/vala,severinh/vala,GNOME/vala,xdave/pvala,playya/vala,jessevdk/vala,GNOME/vala,Distrotech/vala,frida/vala,spidermonkdust/vala,flobrosch/vala-fixes,severinh/vala,spidermonkdust/vala,frida/vala,jessevdk/vala,playya/vala,flobrosch/vala-fixes,Distrotech/vala,playya/vala,severinh/vala,jessevdk/vala,tjol/vala-tjol,flobrosch/vala-fixes,rvu95/vala,GNOME/vala,kamanashisroy/aroop,frida/vala,tjol/vala-tjol