gcc/testsuite/gcc.dg/20020108-1.c

   1 /* This testcase failed on i686 because (const_int -1) was changed into
   2    (const_int 0xffff) when storing it into SImode pseudo, but was not
   3    converted back to (const_int -1) when returning from store_expr,
   4    eventhough target was (subreg:HI (reg/v:SI indx)).  But (const_int 0xffff)
   5    is not valid general_operand in HImode.  */
   6 /* { dg-do compile } */
   7 /* { dg-options "-O2" } */
   8 /* { dg-options "-O2 -mtune=i686" { target i?86-*-* } } */
   9 /* { dg-skip-if "" { i?86-*-* } { "-m64" } { "" } } */
  10
  11 void
  12 foo (unsigned short *cp)
  13 {
  14   unsigned short indx;
  15
  16   *cp = indx = 0xFFFF;
  17 }