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-rw-r--r--gcc/cp/method.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/cp/method.c b/gcc/cp/method.c
index 858655b..0b208a8 100644
--- a/gcc/cp/method.c
+++ b/gcc/cp/method.c
@@ -1216,7 +1216,7 @@ is_trivially_xible (enum tree_code code, tree to, tree from)
tree expr;
expr = is_xible_helper (code, to, from, /*trivial*/true);
- if (expr == error_mark_node)
+ if (expr == NULL_TREE || expr == error_mark_node)
return false;
tree nt = cp_walk_tree_without_duplicates (&expr, check_nontriv, NULL);
return !nt;