1typedef __SIZE_TYPE__ size_t;
2extern void dont_optimize_away(size_t);
3
4void crashGcc(char*a)
5{
6        size_t b=(size_t)a - ((size_t)a & 1);
7        size_t c=(size_t)a - (b & (size_t)a);
8        dont_optimize_away(b+c);
9}
10
11