C++ iostream only working in Init, not in other RTEMS Tasks

Sebastian Huber sebastian.huber at embedded-brains.de
Tue May 2 08:03:31 UTC 2017

On 02/05/17 09:35, Chris Coppens wrote:
> Hello,
> In our RTEMS application C++ iostream (e.g. "cout") is only working in the “Init” function?
> If I use “cout” in a RTEMS Task other than Init, no output is shown in the console.
> Any idea why this is happening?

The C++ library uses thread-local standard IO streams (Newlib feature) 
for the global IO stream objects. I am not sure how to fix this 
properly, but I guess a RTEMS-specific change in the libstdc++ would be 

Sebastian Huber, embedded brains GmbH

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