gcc/testsuite/gcc.dg/short-compare-1.c

   1 /* PR rtl-optimization/19296 */
   2 /* Origin: Falk Hueffner <falk@debian.org> */
   3
   4 /* { dg-do run } */
   5 /* { dg-options "-O" } */
   6 /* { dg-options "-O -mtune=i686" { target { { i?86-*-* x86_64-*-* } && ia32 } } } */
   7
   8 extern void abort(void);
   9
  10 void f(unsigned short ad)
  11 {
  12   if (ad >= 0x4000 && ad < 0xc000)
  13     abort();
  14 }
  15
  16 int main(void)
  17 {
  18   f(0xff00);
  19   return 0;
  20 }