*** empty log message ***

[binutils.git] / gdb / eval.c

diff --git a/gdb/eval.c b/gdb/eval.c
index 083bbc2f50ec018767081aa4c25989374753e1a1..d5d8969a7be045b1d22cfccf991789f6a55409f1 100644 (file)
--- a/gdb/eval.c
+++ b/gdb/eval.c
@@ -2132,6 +2132,7 @@ evaluate_subexp_for_address (struct expression *exp, int *pos,
   enum exp_opcode op;
   int pc;
   struct symbol *var;
+  struct value *x;
 
   pc = (*pos);
   op = exp->elts[pc].opcode;
@@ -2140,7 +2141,24 @@ evaluate_subexp_for_address (struct expression *exp, int *pos,
     {
     case UNOP_IND:
       (*pos)++;
-      return evaluate_subexp (NULL_TYPE, exp, pos, noside);
+      x = evaluate_subexp (NULL_TYPE, exp, pos, noside);
+
+      /* We can't optimize out "&*" if there's a user-defined operator*.  */
+      if (unop_user_defined_p (op, x))
+       {
+         x = value_x_unop (x, op, noside);
+         if (noside == EVAL_AVOID_SIDE_EFFECTS)
+           {
+             if (VALUE_LVAL (x) == lval_memory)
+               return value_zero (lookup_pointer_type (value_type (x)),
+                                  not_lval);
+             else
+               error (_("Attempt to take address of non-lval"));
+           }
+         return value_addr (x);
+       }
+
+      return x;
 
     case UNOP_MEMVAL:
       (*pos) += 3;
@@ -2179,16 +2197,16 @@ evaluate_subexp_for_address (struct expression *exp, int *pos,
 
     default:
     default_case:
+      x = evaluate_subexp (NULL_TYPE, exp, pos, noside);
       if (noside == EVAL_AVOID_SIDE_EFFECTS)
        {
-         struct value *x = evaluate_subexp (NULL_TYPE, exp, pos, noside);
          if (VALUE_LVAL (x) == lval_memory)
            return value_zero (lookup_pointer_type (value_type (x)),
                               not_lval);
          else
            error (_("Attempt to take address of non-lval"));
        }
-      return value_addr (evaluate_subexp (NULL_TYPE, exp, pos, noside));
+      return value_addr (x);
     }
 }