RE: thread model for mxe-octave build

[JohnD]

> -----Original Message-----
> From: John W. Eaton [mailto:address@hidden
> Sent: Thursday, February 22, 2018 11:44 AM
> To: John Donoghue; Octave Maintainers List
> Cc: address@hidden
> Subject: thread model for mxe-octave build
> 
> I had someone ask why C++11 threads (mutext, condition_variable_any) wasn't
> working with .oct files built with Octave 4.2.1.  After a little searching, I 
> found
> that we are configuring GCC with
> --enable-threads=win32 instead of --enable-threads=posix.  Apparently the
> latter is required to enable C++11 thread features.  Is there any reason to 
> not
> use --enable-threads=posix by default in our builds?  I tried building 
> native-gcc
> with this option and it allowed my test program to compile but I don't know
> whether there might be other problems.  From what I hve read, it seems that
> even if GCC is built with this option you can still use Windows threading
> features directly.  I've seen some mention of performance issues "in some
> situations" but no explanation of what that might be.
> 
> jwe

No reason I know of except that mxe was/is using win32