mjit: provide more diagnostics for waitpid failures
Also, enable check for defined(_WIN32) macro for SIGCHLD_LOSSY, too.
[Bug #14867]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63796 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
mjit: provide more diagnostics for waitpid failures
Also, enable check for defined(_WIN32) macro for SIGCHLD_LOSSY, too.
[Bug #14867]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63796 b2dd03c8-39d4-4d8f-98ff-823fe69b080e