expr.c (expand_expr, [...]): Don't check for checking memory usage if not in a function.

	* expr.c (expand_expr, case COMPONENT_REF): Don't check for checking
	memory usage if not in a function.
	* varasm.c (initializer_constant_valid_p, case ADDR_EXPR): Only
	return address if static.

From-SVN: r33629

gcc/ChangeLog

+Wed May  3 09:29:17 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+	* expr.c (expand_expr, case COMPONENT_REF): Don't check for checking
+	memory usage if not in a function.
+	* varasm.c (initializer_constant_valid_p, case ADDR_EXPR): Only
+	return address if static.
+
 Wed May  3 13:14:49 MET DST 2000  Jan Hubicka  <jh@suse.cz>
 
 	* ifcvt.c (noce_try_cmove_arith):  Use may_trap_p to thest

gcc/expr.c

@@ -6734,7 +6734,8 @@ expand_expr (exp, target, tmode, modifier)
 	  }
 
 	/* Check the access.  */
-	if (current_function_check_memory_usage && GET_CODE (op0) == MEM)
+	if (cfun != 0 && current_function_check_memory_usage
+	    && GET_CODE (op0) == MEM)
           {
 	    enum memory_use_mode memory_usage;
 	    memory_usage = get_memory_usage_from_modifier (modifier);

gcc/varasm.c

@@ -4068,7 +4068,7 @@ initializer_constant_valid_p (value, endtype)
       return null_pointer_node;
 
     case ADDR_EXPR:
-      return TREE_OPERAND (value, 0);
+      return staticp (TREE_OPERAND (value, 0) ? TREE_OPERAND (value, 0) : 0);
 
     case NON_LVALUE_EXPR:
       return initializer_constant_valid_p (TREE_OPERAND (value, 0), endtype);