1 files changed, 1 insertions, 0 deletions
diff --git a/gcc/tree.h b/gcc/tree.h
index e867302..6e97bab 100644
--- a/gcc/tree.h
+++ b/gcc/tree.h
@@ -3462,6 +3462,7 @@ extern tree fold (tree);
 extern tree fold_initializer (tree);
 extern tree fold_convert (tree, tree);
 extern tree fold_single_bit_test (enum tree_code, tree, tree, tree);
+extern tree fold_abs_const (tree, tree);
 
 extern int force_fit_type (tree, int);
 extern int add_double (unsigned HOST_WIDE_INT, HOST_WIDE_INT,