错误无法在Windows 7×64上构建json gem native扩展
我正在尝试安装devkit然后在Windows7 64bits上安装json gem，我已经安装了ruby 4.2.4并解压缩了devkit配置的config.yml并运行ruby dk.rb install然后当我运行gem install JSON时–platform = ruby但它给出了如下错误：
current directory: C:/Ruby22/lib/ruby/gems/2.2.0/gems/json-1.8.3/ext/json/ext/generator C:/Ruby22/bin/ruby.exe -r ./siteconf20160205-1668-13fh07v.rb extconf.rb creating Makefile current directory: C:/Ruby22/lib/ruby/gems/2.2.0/gems/json-1.8.3/ext/json/ext/generator make "DESTDIR=" clean current directory: C:/Ruby22/lib/ruby/gems/2.2.0/gems/json-1.8.3/ext/json/ext/generator make "DESTDIR=" generating generator-i386-mingw32.def compiling generator.c In file included from c:/Ruby22/include/ruby-2.2.0/ruby.h:33:0, from ../fbuffer/fbuffer.h:5, from generator.c:1: c:/Ruby22/include/ruby-2.2.0/ruby/ruby.h:111:14: error: size of array 'ruby_check_sizeof_voidp' is negative In file included from c:/Ruby22/include/ruby-2.2.0/ruby.h:33:0, from ../fbuffer/fbuffer.h:5, from generator.c:1: c:/Ruby22/include/ruby-2.2.0/ruby/ruby.h: In function 'rb_obj_freeze_inline': c:/Ruby22/include/ruby-2.2.0/ruby/ruby.h:1156:9: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] c:/Ruby22/include/ruby-2.2.0/ruby/ruby.h:1157:2: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] c:/Ruby22/include/ruby-2.2.0/ruby/ruby.h:1158:6: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] c:/Ruby22/include/ruby-2.2.0/ruby/ruby.h:1158:27: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] c:/Ruby22/include/ruby-2.2.0/ruby/ruby.h: In function 'rb_data_object_get': c:/Ruby22/include/ruby-2.2.0/ruby/ruby.h:1192:13: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] c:/Ruby22/include/ruby-2.2.0/ruby/ruby.h: In function 'rb_obj_written': c:/Ruby22/include/ruby-2.2.0/ruby/ruby.h:1271:10: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] c:/Ruby22/include/ruby-2.2.0/ruby/ruby.h:1271:34: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] c:/Ruby22/include/ruby-2.2.0/ruby/ruby.h: In function 'rb_num2char_inline': c:/Ruby22/include/ruby-2.2.0/ruby/ruby.h:1344:9: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] c:/Ruby22/include/ruby-2.2.0/ruby/ruby.h:1344:9: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] c:/Ruby22/include/ruby-2.2.0/ruby/ruby.h:1344:9: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] c:/Ruby22/include/ruby-2.2.0/ruby/ruby.h:1344:36: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] c:/Ruby22/include/ruby-2.2.0/ruby/ruby.h:1344:36: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] c:/Ruby22/include/ruby-2.2.0/ruby/ruby.h:1344:36: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] c:/Ruby22/include/ruby-2.2.0/ruby/ruby.h:1345:9: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] c:/Ruby22/include/ruby-2.2.0/ruby/ruby.h:1345:9: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] c:/Ruby22/include/ruby-2.2.0/ruby/ruby.h:1345:9: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] c:/Ruby22/include/ruby-2.2.0/ruby/ruby.h: In function 'rb_class_of': c:/Ruby22/include/ruby-2.2.0/ruby/ruby.h:1670:12: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] c:/Ruby22/include/ruby-2.2.0/ruby/ruby.h: In function 'rb_type': c:/Ruby22/include/ruby-2.2.0/ruby/ruby.h:1687:12: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] In file included from generator.c:1:0: ../fbuffer/fbuffer.h: In function 'fbuffer_append_str': ../fbuffer/fbuffer.h:127:25: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] ../fbuffer/fbuffer.h:127:25: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] ../fbuffer/fbuffer.h:127:25: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c: In function 'convert_UTF8_to_JSON_ASCII': generator.c:129:35: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:129:35: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:129:35: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:130:38: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:130:38: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:130:38: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c: In function 'convert_UTF8_to_JSON': generator.c:227:23: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:227:23: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:227:23: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:228:25: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:228:25: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:228:25: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c: In function 'cState_configure': generator.c:553:15: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:553:15: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:553:15: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:554:34: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:554:34: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:554:34: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:561:15: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:561:15: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:561:15: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:562:33: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:562:33: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:562:33: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:569:15: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:569:15: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:569:15: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:570:40: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:570:40: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:570:40: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:577:15: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:577:15: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:577:15: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:578:36: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:578:36: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:578:36: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:585:15: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:585:15: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:585:15: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:586:37: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:586:37: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:586:37: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c: In function 'set_state_ivars': generator.c:634:21: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:634:21: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:634:21: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:636:24: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:636:24: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:636:24: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c: In function 'generate_json_object': generator.c:721:20: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:721:20: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:721:20: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c: In function 'generate_json_array': generator.c:767:20: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:767:20: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:767:20: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c: In function 'isArrayOrObject': generator.c:924:23: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:924:23: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:924:23: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:925:15: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:925:15: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:925:15: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c: In function 'cState_indent_set': generator.c:1049:11: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:1049:11: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:1049:11: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:1058:32: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:1058:32: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:1058:32: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c: In function 'cState_space_set': generator.c:1087:11: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:1087:11: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:1087:11: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:1096:31: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:1096:31: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:1096:31: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c: In function 'cState_space_before_set': generator.c:1123:11: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:1123:11: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:1123:11: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:1132:38: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:1132:38: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:1132:38: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c: In function 'cState_object_nl_set': generator.c:1161:11: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:1161:11: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:1161:11: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:1169:35: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:1169:35: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:1169:35: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c: In function 'cState_array_nl_set': generator.c:1196:11: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:1196:11: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:1196:11: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:1204:34: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:1204:34: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] generator.c:1204:34: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] make: *** [generator.o] Error 1 make failed, exit code 2 对于后人，我基本上问了同样的问题， Azolo注意到这是因为我错了，安装了x86版本的Ruby而不是x64，它匹配我的机器和devkit。 删除旧的和下载x64版本的Ruby修复了我的问题。