fold-const.c (fold): Use first_rtl_op rather than TREE_CODE_LENGTH when...

	* fold-const.c (fold): Use first_rtl_op rather than
	TREE_CODE_LENGTH when looping over parameters of a tree.
	Correct strange grouping in test for evaluated SAVE_EXPR.

From-SVN: r41437

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index e291df95a62ffb1ed2b344bb112d0f29d881a068..5af147ef86f63ea7b043cff9c368f4338be37f8f 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2001-04-19  Geoff Keating  <geoffk@redhat.com>
+
+       * fold-const.c (fold): Use first_rtl_op rather than
+       TREE_CODE_LENGTH when looping over parameters of a tree.
+       Correct strange grouping in test for evaluated SAVE_EXPR.
+
 Thu Apr 19 19:15:26 2001  Jeffrey A Law  (law@cygnus.com)
 
        * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.

diff --git a/gcc/fold-const.c b/gcc/fold-const.c
index a595b6e40660a32fa8b0b0e258a55111367eb11d..1ee585d26fcb561ff55018a14dc1fae1b6e6fc8f 100644 (file)
--- a/gcc/fold-const.c
+++ b/gcc/fold-const.c
@@ -4864,7 +4864,7 @@ fold (expr)
 
   /* Don't try to process an RTL_EXPR since its operands aren't trees.
      Likewise for a SAVE_EXPR that's already been evaluated.  */
-  if (code == RTL_EXPR || (code == SAVE_EXPR && SAVE_EXPR_RTL (t)) != 0)
+  if (code == RTL_EXPR || (code == SAVE_EXPR && SAVE_EXPR_RTL (t) != 0))
     return t;
 
   /* Return right away if a constant.  */
@@ -4903,7 +4903,7 @@ fold (expr)
     }
   else if (IS_EXPR_CODE_CLASS (kind) || kind == 'r')
     {
-      register int len = TREE_CODE_LENGTH (code);
+      register int len = first_rtl_op (code);
       register int i;
       for (i = 0; i < len; i++)
        {