/in/foo.cc: In function 'int main()':
/in/foo.cc:60:70: warning: narrowing conversion of '(((int)cur.status::val) + 1)' from 'int' to 'short int' inside { } [-Wnarrowing]
    Q[++qt]=(status){cur.st|val[ch[cur.pos][i]],ch[cur.pos][i],cur.val+1,qh};
                                                               ~~~~~~~^~