patch 8.2.0532: cannot use simplify() as a method
Problem: Cannot use simplify() as a method.
Solution: Add FEARG_1. (closes #5996)
diff --git a/src/evalfunc.c b/src/evalfunc.c
index 40fb9e9..7170c0e 100644
--- a/src/evalfunc.c
+++ b/src/evalfunc.c
@@ -837,7 +837,7 @@
{"sign_undefine", 0, 1, FEARG_1, ret_number, SIGN_FUNC(f_sign_undefine)},
{"sign_unplace", 1, 2, FEARG_1, ret_number, SIGN_FUNC(f_sign_unplace)},
{"sign_unplacelist", 1, 2, FEARG_1, ret_list_number, SIGN_FUNC(f_sign_unplacelist)},
- {"simplify", 1, 1, 0, ret_string, f_simplify},
+ {"simplify", 1, 1, FEARG_1, ret_string, f_simplify},
{"sin", 1, 1, FEARG_1, ret_float, FLOAT_FUNC(f_sin)},
{"sinh", 1, 1, FEARG_1, ret_float, FLOAT_FUNC(f_sinh)},
{"sort", 1, 3, FEARG_1, ret_list_any, f_sort},