(fold): Don't try to process an RTL_EXPR.

From-SVN: r5274
1993-09-07 14:32:05 -04:00 · 1993-09-07 14:32:05 -04:00 · ac27d58987
commit ac27d58987
parent 71f1501370
1 changed files with 4 additions and 0 deletions
--- a/gcc/fold-const.c
+++ b/gcc/fold-const.c
@ -3070,6 +3070,10 @@ fold (expr)

  int wins = 1;

+  /* Don't try to process an RTL_EXPR since its operands aren't trees.  */
+  if (code == RTL_EXPR)
+    return t;
+
  /* Return right away if already constant.  */
  if (TREE_CONSTANT (t))
    {