gcc/testsuite/gnat.dg/opt39.adb

   1 -- { dg-do compile }
   2 -- { dg-options "-O2 -fno-inline -fdump-tree-optimized" }
   3 -- { dg-additional-options "-cargs --param=sra-max-scalarization-size-Ospeed=32 -margs" { target aarch64-*-* hppa*-*-* powerpc*-*-* } }
   4
   5 procedure Opt39 (I : Integer) is
   6
   7   type Rec is record
   8     I1 : Integer;
   9     I2 : Integer;
  10     I3 : Integer;
  11     I4 : Integer;
  12     I5 : Integer;
  13   end record;
  14
  15   procedure Set (A : access Rec; I : Integer) is
  16     Tmp : Rec := A.all;
  17   begin
  18     Tmp.I1 := I;
  19     A.all := Tmp;
  20   end;
  21
  22   R : aliased Rec;
  23
  24 begin
  25   Set (R'Access, I);
  26   if R.I1 /= I then
  27     raise Program_Error;
  28   end if;
  29 end;
  30
  31 -- { dg-final { scan-tree-dump-not "MEM" "optimized" } }
  32 -- { dg-final { scan-tree-dump-not "tmp" "optimized" } }