foo.cc: In function ‘int main()’:
foo.cc:17:12: warning: array subscript 1 is above array bounds of ‘int [1]’ [-Warray-bounds=]
   17 |         q[1]=1;
      |         ~~~^
foo.cc:15:13: note: while referencing ‘q’
   15 |         int q[1];
      |             ^
foo.cc:26:15: warning: array subscript 1 is above array bounds of ‘int [1]’ [-Warray-bounds=]
   26 |         printf("%d",q[1]);
      |         ~~~~~~^~~~~~~~~~~
foo.cc:15:13: note: while referencing ‘q’
   15 |         int q[1];
      |             ^
foo.cc:23:28: warning: array subscript 1 is above array bounds of ‘int [1]’ [-Warray-bounds=]
   23 |                         q[1]=k+1;
      |                         ~~~^
foo.cc:15:13: note: while referencing ‘q’
   15 |         int q[1];
      |             ^