gcc/testsuite/gcc.target/powerpc/gcse-1.c

   1 /* { dg-do compile { target { *-*-linux* && ilp32 } } } */
   2 /* { dg-options "-O2" } */
   3 /* { dg-final { scan-assembler-times "@ha" 1 } } */
   4
   5
   6 /* Test for PR 7003, address of array loaded int register
   7    twice without any need. */
   8
   9 extern const char flags [256];
  10
  11 unsigned char * f (unsigned char * s) {
  12   while (flags[*++s]);
  13   while (!flags[*++s]);
  14   return s;
  15 }