ref: e3c686dd24c18b30bbe1f3c78627a5316a0c8c27
dir: /tests/libc/execute/0018-strlen.c/
#include <assert.h>
#include <stdio.h>
#include <string.h>
/*
output:
testing
done
end:
*/
int
main()
{
puts("testing");
assert(strlen("01234") == 5);
assert(strlen("") == 0);
puts("done");
return 0;
}