Make `mrb_static_assert()` a variable argument

`mrb_static_assert()` extends the macro function to take one or two arguments.
If the argument is other than that, an error will occur.

References:
- static_assert のメッセージ省略を許可 - cpprefjp C++日本語リファレンス
  https://cpprefjp.github.io/lang/cpp17/extending_static_assert.html
- c - Overloading Macro on Number of Arguments - Stack Overflow
  https://stackoverflow.com/a/11763277

1 files changed, 1 insertions, 1 deletions

diff --git a/mrbgems/mruby-random/src/random.c b/mrbgems/mruby-random/src/random.c
index 027e7ce0b..0728e6bf2 100644
--- a/mrbgems/mruby-random/src/random.c
+++ b/mrbgems/mruby-random/src/random.c
@@ -355,7 +355,7 @@ void mrb_mruby_random_gem_init(mrb_state *mrb)
   struct RClass *random;
   struct RClass *array = mrb->array_class;
 
-  mrb_static_assert1(sizeof(rand_state) <= ISTRUCT_DATA_SIZE);
+  mrb_static_assert(sizeof(rand_state) <= ISTRUCT_DATA_SIZE);
 
   mrb_define_method(mrb, mrb->kernel_module, "rand", random_f_rand, MRB_ARGS_OPT(1));
   mrb_define_method(mrb, mrb->kernel_module, "srand", random_f_srand, MRB_ARGS_OPT(1));