* sem_ch9.adb (Allows_Lock_Free_Implementation): Restrict implicit
dereferences of access values.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@189975
138bc75d-0d04-0410-961f-
82ee72b054a4
+2012-07-30 Vincent Pucci <pucci@adacore.com>
+
+ * sem_ch9.adb (Allows_Lock_Free_Implementation): Restrict implicit
+ dereferences of access values.
+
2012-07-27 Iain Sandoe <iain@codesourcery.com>
* system-darwin-ppc64.ads: Add Support_Atomic_Primitives, set to True.
return Abandon;
- -- Explicit dereferences restricted (i.e. dereferences of
- -- access values).
+ -- Dereferences of access values restricted
- elsif Kind = N_Explicit_Dereference then
+ elsif Kind = N_Explicit_Dereference
+ or else (Kind = N_Selected_Component
+ and then Is_Access_Type (Etype (Prefix (N))))
+ then
if Lock_Free_Given then
- Error_Msg_N ("explicit dereference not allowed", N);
+ Error_Msg_N ("dereference of access value " &
+ "not allowed", N);
return Skip;
end if;