History

guozhanxin 8c4cdceb20 [fix] armclang cpp11 build error.		2021-10-13 16:03:09 +08:00
..
armclang	[fix] armclang cpp11 build error.	2021-10-13 16:03:09 +08:00
figures	[update] support armclang and c++11.	2021-09-16 09:51:33 +08:00
gcc	[update] support armclang and c++11.	2021-09-16 09:51:33 +08:00
README.md	[update] support armclang and c++11.	2021-09-16 09:51:33 +08:00
README_ZH.md	[update] support armclang and c++11.	2021-09-16 09:51:33 +08:00
atomic_8.c	[update] support armclang and c++11.	2021-09-16 09:51:33 +08:00
emutls.c	[update] support armclang and c++11.	2021-09-16 09:51:33 +08:00
thread_local_impl.cpp	[update] support armclang and c++11.	2021-09-16 09:51:33 +08:00

README.md

C++ 11 support for RT-Thread

Features

Here are some features about rt-thread c++11 threading futures.

Atomic.
Conditional variables.
Clocks.
Future.
Mutexes.
Threads.
TLS.

How To Use

Note that using C++ 11 in rt-thread requires modifying some of the files in the toolchain. Before modifying the tool, back up the tool chain.

Enable c++11 support

Download toolchain GCC 10.2.1:

gcc version 10.2.1 20201103 (release) (GNU Arm Embedded Toolchain 10-2020-q4-major)

Delete the following files:

rm -f toolchain/arm-none-eabi/include/c++/10.2.1/thread
rm -f toolchain/arm-none-eabi/include/c++/10.2.1/mutex
rm -f toolchain/arm-none-eabi/include/c++/10.2.1/condition_variable
rm -f toolchain/arm-none-eabi/include/c++/10.2.1/future
rm -f toolchain/arm-none-eabi/include/pthread.h

Clear the contents of the following files and keep them to prevent compilation failures:
```
toolchain/arm-none-eabi/include/sys/_pthreadtypes.h
```

Update rtconfig.py file. add compilation parameters:

CXXFLAGS = CFLAGS  + ' -std=c++11 -fabi-version=0 -MMD -MP -MF'