thread_pthread: do not corrupt stack
This fixes stuck test/ruby/test_io.rb with FIBER_USE_NATIVE=0 on GNU/Linux because linked-list pointers used by glibc get corrupted when fiber stacks are copied.
Thanks to wanabe for finding the bug and original patch.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@60384 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
thread_pthread: do not corrupt stack
This fixes stuck test/ruby/test_io.rb with FIBER_USE_NATIVE=0 on
GNU/Linux because linked-list pointers used by glibc get
corrupted when fiber stacks are copied.
Thanks to wanabe for finding the bug and original patch.
[ruby-core:82737] [Bug #13387]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@60384 b2dd03c8-39d4-4d8f-98ff-823fe69b080e