gcc/testsuite/gcc.dg/out-of-bounds-1.c

   1 /* PR rtl-optimization/33822 */
   2 /* Origin: Andrew Pinski <pinskia@gcc.gnu.org> */
   3
   4 /* { dg-do compile } */
   5 /* { dg-options "-O -g" } */
   6 /* { dg-options "-O -g -mstrict-align" { target { powerpc*-*-linux* powerpc*-*-elf* } } } */
   7
   8 void ProjectOverlay(const float localTextureAxis[2], char *lump)
   9 {
  10    const void *d = &localTextureAxis;
  11    int size = sizeof(float)*8 ;
  12    __builtin_memcpy( &lump[ 0 ], d, size );  /* { dg-warning "reading" } */
  13 }