fold-const.c (non_lvalue): Don't construct NON_LVALUE_EXPR if we are in GIMPLE.

	* fold-const.c (non_lvalue): Don't construct NON_LVALUE_EXPR
	if we are in GIMPLE.

From-SVN: r90187

gcc/ChangeLog

+2004-11-06  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* fold-const.c (non_lvalue): Don't construct NON_LVALUE_EXPR
+	if we are in GIMPLE.
+
 2004-11-06  Hans-Peter Nilsson  <hp@bitrange.com>
 
 	PR rtl-optimization/17933

gcc/fold-const.c

@@ -1978,6 +1978,11 @@ fold_convert (tree type, tree arg)
 tree
 non_lvalue (tree x)
 {
+  /* While we are in GIMPLE, NON_LVALUE_EXPR doesn't mean anything to
+     us.  */
+  if (in_gimple_form)
+    return x;
+
   /* We only need to wrap lvalue tree codes.  */
   switch (TREE_CODE (x))
   {