1 files changed, 2 insertions, 0 deletions
diff --git a/gcc/tree.h b/gcc/tree.h
index e731a71..b2512bb 100644
--- a/gcc/tree.h
+++ b/gcc/tree.h
@@ -4522,6 +4522,8 @@ extern tree uniform_vector_p (const_tree);
 
 extern tree uniform_integer_cst_p (tree);
 
+extern int single_nonzero_element (const_tree);
+
 /* Given a CONSTRUCTOR CTOR, return the element values as a vector.  */
 
 extern vec<tree, va_gc> *ctor_to_vec (tree);