expr.c (expand_expr, [...]): Call mark_addressable again for the slot after we give it RTL.

	* expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
 	again for the slot after we give it RTL.

From-SVN: r15482

gcc/ChangeLog

@@ -1064,6 +1064,11 @@ Fri Aug 15 13:43:39 1997  Michael Meissner  <meissner@cygnus.com>
 	print out the names of the notes.  Print out the name of the insn
 	that is not a note, and not an {,CALL_,JUMP_}INSN.
 
+Wed Aug 13 17:32:38 1997  Jason Merrill  <jason@yorick.cygnus.com>
+
+	* expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
+ 	again for the slot after we give it RTL.
+
 Wed Aug 13 01:03:37 1997  Doug Evans  <dje@canuck.cygnus.com>
 
 	* configure.in (haifa configury): Fix typo.

gcc/expr.c

@@ -6919,6 +6919,11 @@ expand_expr (exp, target, tmode, modifier)
 		/* All temp slots at this level must not conflict.  */
 		preserve_temp_slots (target);
 		DECL_RTL (slot) = target;
+		if (TREE_ADDRESSABLE (slot))
+		  {
+		    TREE_ADDRESSABLE (slot) = 0;
+		    mark_addressable (slot);
+		  }
 
 		/* Since SLOT is not known to the called function
 		   to belong to its stack frame, we must build an explicit