tree1            1348 maint/gnulib/lib/regcomp.c   bin_tree_t *op, *cls, *tree1, *tree;
tree1            1365 maint/gnulib/lib/regcomp.c   tree1 = body ? create_tree (dfa, body, cls, CONCAT) : cls;
tree1            1366 maint/gnulib/lib/regcomp.c   tree = create_tree (dfa, op, tree1, CONCAT);
tree1            1367 maint/gnulib/lib/regcomp.c   if (__glibc_unlikely (tree == NULL || tree1 == NULL