mkmf-rice.rb in rice-4.1.0

- old
+ new

@@ -1,8 +1,9 @@
 require 'mkmf'
 
 IS_MSWIN = !RbConfig::CONFIG['host_os'].match(/mswin/).nil?
+IS_MINGW = !RbConfig::CONFIG['host_os'].match(/mingw/).nil?
 IS_DARWIN = !RbConfig::CONFIG['host_os'].match(/darwin/).nil?
 
 # If we are on versions of Ruby before 2.7 then we need to copy in the experimental C++ support
 # added in Ruby 2.7
 unless MakeMakefile.methods.include?(:[])
@@ -104,11 +105,13 @@
 # Now pull in the C++ support
 include MakeMakefile['C++']
 
 # Rice needs c++17.
 if IS_MSWIN
-  $CXXFLAGS += " /std:c++17 /EHsc /permissive-"
-  $CPPFLAGS += " -D_ALLOW_KEYWORD_MACROS"
+  $CXXFLAGS += " /std:c++17 /EHsc /permissive- /bigobj"
+  $CPPFLAGS += " -D_ALLOW_KEYWORD_MACROS -D_CRT_SECURE_NO_DEPRECATE -D_CRT_NONSTDC_NO_DEPRECATE"
+elsif IS_MINGW
+  $CXXFLAGS += " -std=c++17 -Wa,-mbig-obj"
 else
   $CXXFLAGS += " -std=c++17"
 end
 
 # Rice needs to include its header. Let's setup the include path
\ No newline at end of file