foo.c: In function 'Length':
foo.c:13:16: warning: 'l' may be used uninitialized [-Wmaybe-uninitialized]
13 | return l;
| ^
foo.c:4:13: note: 'l' was declared here
4 | int l;
| ^
foo.c: In function 'main':
foo.c:46:9: warning: 'l' may be used uninitialized [-Wmaybe-uninitialized]
46 | Concat(a1, Length(a1), a2, Length(a2));
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
foo.c:4:13: note: 'l' was declared here
4 | int l;
| ^
foo.c:46:9: warning: 'l' may be used uninitialized [-Wmaybe-uninitialized]
46 | Concat(a1, Length(a1), a2, Length(a2));
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
foo.c:4:13: note: 'l' was declared here
4 | int l;
| ^
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