DEBUG: cxxanyargs

ext/-test-/cxxanyargs/extconf.rb

@@ -2,6 +2,7 @@
 
 cxx = MakeMakefile["C++"]
 
+begin
 ok = cxx.try_compile(<<~'begin', "") do |x|
   #include "ruby/config.h"
 
@@ -20,6 +21,8 @@ begin
   # subject we are going to test in this extension library.
   x.sub! %<#include "ruby.h">, ''
 end
+rescue
+end
 
 if ok
   create_makefile("-test-/cxxanyargs")