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int __attribute__((noinline,noclone)) sort(int L) { int end[2] = { 10, 10, }, i=0, R; while (i<2) { R = end[i]; if (L<R) { end[i+1] = 1; end[i] = 10; ++i; } else break; } return i; } extern void abort (void); int main() { if (sort (5) != 1) abort (); return 0; }