2 files changed, 44 insertions, 1 deletions
diff --git a/.editorconfig b/.editorconfig
new file mode 100644
index 000000000..705b1f022
--- /dev/null
+++ b/.editorconfig
@@ -0,0 +1,43 @@
+# About this file, see:
+#   Website: https://editorconfig.org/
+#   For Emacs users: https://github.com/editorconfig/editorconfig-emacs
+#   For Vim users: https://github.com/editorconfig/editorconfig-vim
+
+root = true
+
+[*]
+indent_style = tab
+indent_size = 8
+tab_width = 8
+end_of_line = lf
+charset = utf-8
+insert_final_newline = true
+
+[{Makefile,Makefile.*,makefile,*.mk}]
+trim_trailing_whitespace = true
+#max_line_length = 80
+
+[*.{c,cc,C,cxx,cpp,h,hh,H,hxx,hpp,inc,y}]
+indent_style = space
+indent_size = 2
+trim_trailing_whitespace = true
+#max_line_length = 120
+
+[{*.rb,Rakefile,rakefile,*.rake,*.gemspec,*.gembox}]
+indent_style = space
+indent_size = 2
+trim_trailing_whitespace = true
+#max_line_length = 120
+
+[*.bat]
+end_of_line = crlf
+charset = latin1
+#max_line_length = 80
+
+[*.{yaml,yml}]
+indent_style = space
+indent_size = 2
+
+[*.md]
+indent_style = space
+indent_size = 2
diff --git a/src/vm.c b/src/vm.c
index 390ce8aaa..0e7eb65e5 100644
--- a/src/vm.c
+++ b/src/vm.c
@@ -1022,7 +1022,7 @@ mrb_vm_exec(mrb_state *mrb, const struct RProc *proc, const mrb_code *pc)
   const struct mrb_irep_catch_handler *ch;
 
 #ifdef DIRECT_THREADED
-  static void *optable[] = {
+  static const void * const optable[] = {
 #define OPCODE(x,_) &&L_OP_ ## x,
 #include "mruby/ops.h"
 #undef OPCODE