1 files changed, 22 insertions, 0 deletions
diff --git a/gcc/tree.c b/gcc/tree.c
index 686a680..dd0371d 100644
--- a/gcc/tree.c
+++ b/gcc/tree.c
@@ -1864,6 +1864,28 @@ make_tree_vec_stat (int len MEM_STAT_DECL)
 
   return t;
 }
+
+/* Grow a TREE_VEC node to new length LEN.  */
+
+tree
+grow_tree_vec_stat (tree v, int len MEM_STAT_DECL)
+{
+  gcc_assert (TREE_CODE (v) == TREE_VEC);
+
+  int oldlen = TREE_VEC_LENGTH (v);
+  gcc_assert (len > oldlen);
+
+  int oldlength = (oldlen - 1) * sizeof (tree) + sizeof (struct tree_vec);
+  int length = (len - 1) * sizeof (tree) + sizeof (struct tree_vec);
+
+  record_node_allocation_statistics (TREE_VEC, length - oldlength);
+
+  v = (tree) ggc_realloc_stat (v, length PASS_MEM_STAT);
+
+  TREE_VEC_LENGTH (v) = len;
+
+  return v;
+}
 
 /* Return 1 if EXPR is the integer constant zero or a complex constant
    of zero.  */