extern void abort (); int foo(unsigned short x) { unsigned short y; y = x > 32767 ? x - 32768 : 0; return y; } int main() { if (foo (0) != 0) abort (); if (foo (32767) != 0) abort (); if (foo (32768) != 0) abort (); if (foo (32769) != 1) abort (); if (foo (65535) != 32767) abort (); return 0; }