Update `mrb_get_args` reference comment; ref #3963

include/mruby.h

@@ -829,22 +829,22 @@ MRB_API struct RClass * mrb_define_module_under(mrb_state *mrb, struct RClass *o
  *
  * Must be a C string composed of the following format specifiers:
  *
- * | char | Ruby type      | C types           | Notes                                               |
+ * | char | Ruby type      | C types           | Notes                                              |
  * |:----:|----------------|-------------------|----------------------------------------------------|
  * | `o`  | {Object}       | {mrb_value}       | Could be used to retrieve any type of argument     |
  * | `C`  | {Class}/{Module} | {mrb_value}     |                                                    |
  * | `S`  | {String}       | {mrb_value}       | when `!` follows, the value may be `nil`           |
  * | `A`  | {Array}        | {mrb_value}       | when `!` follows, the value may be `nil`           |
  * | `H`  | {Hash}         | {mrb_value}       | when `!` follows, the value may be `nil`           |
- * | `s`  | {String}       | char *, {mrb_int} |  Receive two arguments; `s!` gives (`NULL`,`0`) for `nil`       |
+ * | `s`  | {String}       | char *, {mrb_int} | Receive two arguments; `s!` gives (`NULL`,`0`) for `nil`       |
  * | `z`  | {String}       | char *            | `NULL` terminated string; `z!` gives `NULL` for `nil`           |
  * | `a`  | {Array}        | {mrb_value} *, {mrb_int} | Receive two arguments; `a!` gives (`NULL`,`0`) for `nil` |
  * | `f`  | {Float}        | {mrb_float}       |                                                    |
  * | `i`  | {Integer}      | {mrb_int}         |                                                    |
  * | `b`  | boolean        | {mrb_bool}        |                                                    |
  * | `n`  | {Symbol}       | {mrb_sym}         |                                                    |
- * | `&`  | block          | {mrb_value}       | when &! gives raised exception if no block given.  |
- * | `*`  | rest arguments | {mrb_value} *, {mrb_int} | Receive the rest of arguments as an array.  |
+ * | `&`  | block          | {mrb_value}       | &! raises exception if no block given.             |
+ * | `*`  | rest arguments | {mrb_value} *, {mrb_int} | Receive the rest of arguments as an array; *! avoid copy of the stack.  |
  * | | | optional     |                   | After this spec following specs would be optional. |
  * | `?`  | optional given | {mrb_bool}        | `TRUE` if preceding argument is given. Used to check optional argument is given. |
  *

src/class.c

@@ -593,7 +593,7 @@ mrb_get_argv(mrb_state *mrb)
     n:      Symbol         [mrb_sym]
     d:      Data           [void*,mrb_data_type const] 2nd argument will be used to check data type so it won't be modified
     I:      Inline struct  [void*]
-    &:      Block          [mrb_value]            when &! gives raised exception if no block given
+    &:      Block          [mrb_value]            &! raises exception if no block given
     *:      rest argument  [mrb_value*,mrb_int]   The rest of the arguments as an array; *! avoid copy of the stack
     |:      optional                              Following arguments are optional
     ?:      optional given [mrb_bool]             true if preceding argument (optional) is given