📄 bad.c
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typedef union longlong{ struct {unsigned short h0, h1, h2, h3;} h; struct {signed long low, high;} si; struct {unsigned long low, high;} ui; signed long long sll; unsigned long long ull;} long_long;long long__negdi2 (u) long long u;{ long_long uu; uu.sll = u; uu.si.low = -uu.si.low; if (uu.si.low == 0) uu.si.high = -uu.si.high; else uu.si.high = ~uu.si.high; return uu.sll;}
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