gcc/testsuite/gcc.target/arm/attr-unaligned-load-ice.c

   1 /* PR target/68617
   2    Verify that unaligned_access is correctly with attribute target.  */
   3 /* { dg-do compile } */
   4 /* { dg-skip-if "avoid conflicting multilib options" { *-*-* } { "-march=*" } { "-march=armv6" } } */
   5 /* { dg-options "-Os -mfloat-abi=softfp -mtp=soft" } */
   6 /* { dg-add-options arm_arch_v6 } */
   7
   8 long __attribute__((target("thumb")))
   9 foo (char *s, long size, int unsigned_p)
  10 {
  11   long x;
  12   unsigned char *p = (unsigned char *) s;
  13   switch (size)
  14     {
  15     case 4:
  16       x = ((long) p[3] << 24) | ((long) p[2] << 16) | (p[1] << 8) | p[0];
  17       return x;
  18     }
  19 }