[Bug c/118948] [15/16 Regression] ICE: tree check: expected class 'type', have 'exceptional' (error_mark) in tree_single_nonnegative_warnv_p, at fold-const.cc:14878 since r15-328

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118948

--- Comment #5 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Simple fix:
diff --git a/gcc/fold-const.cc b/gcc/fold-const.cc
index 47492575d00..8867540243b 100644
--- a/gcc/fold-const.cc
+++ b/gcc/fold-const.cc
@@ -15224,7 +15224,7 @@ bool
 tree_expr_nonnegative_warnv_p (tree t, bool *strict_overflow_p, int depth)
 {
   enum tree_code code;
-  if (t == error_mark_node)
+  if (error_operand_p (t))
     return false;

   code = TREE_CODE (t);