ryoqun

diff --git a/vm/builtin/io.cpp b/vm/builtin/io.cpp
index 7877be9..bbc2228 100644
--- a/vm/builtin/io.cpp
+++ b/vm/builtin/io.cpp
@@ -1133,10 +1133,9 @@ failed: /* try next '*' position */
     struct iovec vec[1];
     char buf[1];
 
-    union {
-      struct cmsghdr hdr;

ryoqun

ryoqun@mizuna:~/rubinius-with-clang$ clang++ -c /tmp/name.cpp 
/tmp/name.cpp:3:11: error: redefinition of 'thread' as different kind of symbol
namespace thread {
          ^
/tmp/name.cpp:1:8: note: previous definition is here
struct thread;
       ^
1 error generated.
ryoqun@mizuna:~/rubinius-with-clang$ g++ -c /tmp/name.cpp 
/tmp/name.cpp:3:18: error: ‘namespace thread { }’ redeclared as different kind of symbol

ryoqun

nm --demangle --size-sort --print-size ./vm/vm | grep -Fv " rubinius::" | grep -Fv "llvm" | grep "::" | grep -v "std::" | grep -vF "(anonymous " | LANV=C sort -k 4 | less

ryoqun

int f() {
  return 42;
}

int g() {
  return f();
}

ryoqun

1)
Kernel#spawn joins the specified process group if :pgroup => pgid FAILED
Expected output (STDOUT) to NOT be:
 "123"
          SpecExpectation.fail_with at mspec/lib/mspec/expectations/expectations.rb:15
            Object(Proc)#should_not at mspec/lib/mspec/expectations/should.rb:20
           { } in Object#__script__ at spec/ruby/shared/process/spawn.rb:263
  BasicObject(Object)#instance_eval at kernel/common/eval19.rb:45
                      MSpec.protect at mspec/lib/mspec/runner/mspec.rb:68
        { } in ContextState#protect at mspec/lib/mspec/runner/context.rb:179

ryoqun

1)
String#% supports octal formats using %o for negative numbers FAILED
Expected "..-2000000000000000000005"
 to equal "..75777777777777777777773"

         SpecExpectation.fail_with at mspec/lib/mspec/expectations/expectations.rb:15
    SpecPositiveOperatorMatcher#== at mspec/lib/mspec/matchers/base.rb:8
          { } in Object#__script__ at spec/ruby/core/string/modulo_spec.rb:572
      Kernel(Object)#instance_eval at kernel/common/eval18.rb:45
                     MSpec.protect at mspec/lib/mspec/runner/mspec.rb:68

ryoqun

$ ./bin/rbx -e nil
Missing or uninitialized constant: 

Module


Missing or uninitialized constant: 

RuntimeError

ryoqun

module MySubModule
end

module MyModule
  include MySubModule
end

class MyClass
  include MyModule
end

ryoqun

Channel#{receive,send}, single_threaded : 0.052808000 seconds
Rubinius.{lock,unlock}, single_threaded : 0.056317000 seconds
Channel#{receive,send}, multi_threaded  : 0.171555000 seconds
Rubinius.{lock,unlock}, multi_threaded  : 0.252192000 seconds

Channel#{receive,send}, single_threaded : 0.045678000 seconds
Rubinius.{lock,unlock}, single_threaded : 0.052723000 seconds
Channel#{receive,send}, multi_threaded  : 0.259945000 seconds
Rubinius.{lock,unlock}, multi_threaded  : 0.292219000 seconds

ryoqun

def measuring(thread_mode, lock)
  case thread_mode
  when :single_threaded
    yield
  when :multi_threaded
    lock.start
    yield
    lock.stop
  else
    raise "not supported thread mode: #{thread_mode.inspect}"