Avoid using C struct dump for test Ruby code.

Files under `test/t` and `mrbgem/*/test` are for tests, not for actual
execution. So symbols in those files need not to be pre-allocated. This
change slightly reduce the memory consumption.

Rakefile

@@ -108,14 +108,14 @@ mkdir_p "#{MRUBY_ROOT}/build"
 cfiles = (
   Dir.glob("#{MRUBY_ROOT}/src/*.c")+
   Dir.glob("#{MRUBY_ROOT}/mrbgems/**/*.c")+
-  Dir.glob("#{MRUBY_ROOT}/build/repos/**/{src,test,core}/*.c")
+  Dir.glob("#{MRUBY_ROOT}/build/repos/**/{src,core}/*.c")
 ).uniq
 rbfiles = (
-  Dir.glob("#{MRUBY_ROOT}/{mrblib,test,test/t}/**/*.rb")+
-  Dir.glob("#{MRUBY_ROOT}/mrbgems/*/{mrblib,test}/**/*.rb")+
-  Dir.glob("#{MRUBY_ROOT}/build/repos/**/{mrblib,test}/**/*.rb")
+  Dir.glob("#{MRUBY_ROOT}/mrblib/**/*.rb")+
+  Dir.glob("#{MRUBY_ROOT}/mrbgems/*/mrblib/**/*.rb")+
+  Dir.glob("#{MRUBY_ROOT}/build/repos/**/mrblib/**/*.rb")
 ).uniq
-psfiles = Dir.glob("#{MRUBY_ROOT}/{mrblib,mrbgems,test,build/repos}/**/presym")
+psfiles = Dir.glob("#{MRUBY_ROOT}/{mrblib,mrbgems,build/repos}/**/presym")
 symbols = []
 psfiles.each do |file|
   symbols += File.readlines(file).grep_v(/^# /)

lib/mruby/build/command.rb

@@ -310,16 +310,16 @@ module MRuby
     def initialize(build)
       super
       @command = nil
-      @compile_options = "-S -B%{funcname} -o-"
+      @compile_options = "-B%{funcname} -o-"
     end
 
-    def run(out, infiles, funcname)
+    def run(out, infiles, funcname, cdump = true)
       @command ||= @build.mrbcfile
       infiles = [infiles].flatten
       infiles.each do |f|
         _pp "MRBC", f.relative_path, nil, :indent => 2
       end
-      cmd = %Q["#{filename @command}" #{@compile_options % {:funcname => funcname}} #{filename(infiles).map{|f| %Q["#{f}"]}.join(' ')}]
+      cmd = %Q["#{filename @command}" #{cdump ? "-S" : ""} #{@compile_options % {:funcname => funcname}} #{filename(infiles).map{|f| %Q["#{f}"]}.join(' ')}]
       puts cmd if Rake.verbose
       IO.popen(cmd, 'r+') do |io|
         out.puts io.read

mrbgems/mruby-test/driver.c

@@ -18,7 +18,7 @@
 #include <mruby/variable.h>
 #include <mruby/array.h>
 
-extern const struct RProc mrbtest_assert_proc[];
+extern const uint8_t mrbtest_assert_irep[];
 
 void mrbgemtest_init(mrb_state* mrb);
 void mrb_init_test_vformat(mrb_state* mrb);
@@ -300,7 +300,7 @@ main(int argc, char **argv)
   }
 
   mrb_init_test_driver(mrb, verbose);
-  mrb_load_proc(mrb, mrbtest_assert_proc);
+  mrb_load_irep(mrb, mrbtest_assert_irep);
   mrbgemtest_init(mrb);
   ret = eval_test(mrb);
   mrb_close(mrb);

mrbgems/mruby-test/mrbgem.rake

@@ -28,7 +28,7 @@ MRuby::Gem::Specification.new('mruby-test') do |spec|
   file assert_c => [assert_rb, build.mrbcfile] do |t|
     mkdir_p File.dirname(t.name)
     open(t.name, 'w') do |f|
-      mrbc.run f, assert_rb, 'mrbtest_assert_proc'
+      mrbc.run f, assert_rb, 'mrbtest_assert_irep', false
     end
   end
 
@@ -56,12 +56,12 @@ MRuby::Gem::Specification.new('mruby-test') do |spec|
         f.puts %Q[ *   All manual changes will get lost.]
         f.puts %Q[ */]
         if test_preload.nil?
-          f.puts %Q[extern const struct RProc mrbtest_assert_proc[];]
+          f.puts %Q[extern const uint8_t mrbtest_assert_irep[];]
         else
-          g.build.mrbc.run f, test_preload, "gem_test_#{g.funcname}_preload"
+          g.build.mrbc.run f, test_preload, "gem_test_irep_#{g.funcname}_preload", false
         end
         g.test_rbfiles.flatten.each_with_index do |rbfile, i|
-          g.build.mrbc.run f, rbfile, "gem_test_#{g.funcname}_#{i}_proc"
+          g.build.mrbc.run f, rbfile, "gem_test_irep_#{g.funcname}_#{i}", false
         end
         f.puts %Q[void mrb_#{g.funcname}_gem_test(mrb_state *mrb);] unless g.test_objs.empty?
         dep_list.each do |d|
@@ -90,9 +90,9 @@ MRuby::Gem::Specification.new('mruby-test') do |spec|
             end
             f.puts %Q[  mrb_init_test_driver(mrb2, mrb_test(mrb_gv_get(mrb, mrb_intern_lit(mrb, "$mrbtest_verbose"))));]
             if test_preload.nil?
-              f.puts %Q[  mrb_load_proc(mrb2, mrbtest_assert_proc);]
+              f.puts %Q[  mrb_load_irep(mrb2, mrbtest_assert_irep);]
             else
-              f.puts %Q[  mrb_load_proc(mrb2, gem_test_#{g.funcname}_preload);]
+              f.puts %Q[  mrb_load_irep(mrb2, gem_test_irep_#{g.funcname}_preload);]
             end
             f.puts %Q[  if (mrb2->exc) {]
             f.puts %Q[    mrb_print_error(mrb2);]
@@ -113,7 +113,7 @@ MRuby::Gem::Specification.new('mruby-test') do |spec|
 
             f.puts %Q[  mrb_#{g.funcname}_gem_test(mrb2);] if g.custom_test_init?
 
-            f.puts %Q[  mrb_load_proc(mrb2, gem_test_#{g.funcname}_#{i}_proc);]
+            f.puts %Q[  mrb_load_irep(mrb2, gem_test_irep_#{g.funcname}_#{i});]
             f.puts %Q[  ]
 
             f.puts %Q[  mrb_t_pass_result(mrb, mrb2);]

test/presym

-# List of symbols that cannot be detected by Rakefile
-# Those symbols are not defined (to cause exceptions)
-doesNotExistAsAMethodNameForVerySure
-UnknownConstant