foo.c: In function 'main':
foo.c:38:9: warning: 'i2' may be used uninitialized [-Wmaybe-uninitialized]
   38 |         printf("%d %d", i1, i2);
      |         ^~~~~~~~~~~~~~~~~~~~~~~
foo.c:27:16: note: 'i2' was declared here
   27 |         int i1,i2;
      |                ^~
foo.c:38:9: warning: 'i1' may be used uninitialized [-Wmaybe-uninitialized]
   38 |         printf("%d %d", i1, i2);
      |         ^~~~~~~~~~~~~~~~~~~~~~~
foo.c:27:13: note: 'i1' was declared here
   27 |         int i1,i2;
      |             ^~

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