gcc/testsuite/gcc.c-torture/compile/pr24930.c

   1 /* PR 24930 */
   2 extern int foo(int u) __attribute__((noinline));
   3 int foo(int u) {return 0;}
   4 int
   5 main(int argc, char** argv)
   6 {
   7   const char *buf = argv[1];
   8
   9   unsigned int data = (((unsigned int) buf[0]) << 8) + (unsigned int) buf[1];
  10   if (data & 0x8000) {
  11     data &= 0x7fff ;
  12     data ^= 0x7fff ;
  13     data += 1 ;
  14     data *= -1 ;
  15   }
  16   return foo((int)data);
  17 }