gcc/testsuite/gcc.dg/tree-ssa/sra-12.c

   1 /* Verify that SRA total scalarization will not be confused by padding.  */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O1 --param sra-max-scalarization-size-Ospeed=16 -fdump-tree-release_ssa" } */
   4
   5 struct S
   6 {
   7   int i;
   8   unsigned short f1;
   9   char f2;
  10   unsigned short f3, f4;
  11 };
  12
  13
  14 int foo (struct S *p)
  15 {
  16   struct S l;
  17
  18   l = *p;
  19   l.i++;
  20   *p = l;
  21 }
  22
  23 /* { dg-final { scan-tree-dump-times "l;" 0 "release_ssa" } } */