diff options
| author | Bernard Xiong <[email protected]> | 2014-11-01 09:09:21 +0800 |
|---|---|---|
| committer | Bernard Xiong <[email protected]> | 2014-11-01 09:09:21 +0800 |
| commit | b84123b0b42f64a659b15887d196159d90b72810 (patch) | |
| tree | 264c0fd4b122e1882202bb83e9c0b8c92b90871f /components/cplusplus/README.md | |
| parent | 0797e54f3f5b58e54012570d9a6ff9443d7610d8 (diff) | |
[C++] Add cplusplus component
Diffstat (limited to 'components/cplusplus/README.md')
| -rw-r--r-- | components/cplusplus/README.md | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/components/cplusplus/README.md b/components/cplusplus/README.md new file mode 100644 index 0000000000..cd133effaa --- /dev/null +++ b/components/cplusplus/README.md @@ -0,0 +1,13 @@ +# C++ support for RT-Thread # + +This is the C++ component in RT-Thread RTOS. In order to support C++ language, this component +implement a basic environment, such as new/delete operators. + +Because RT-Thread RTOS is used in embedded system mostly, there are some rules for C++ applications: +1. DOES NOT use exception. +2. DOES NOT use Run-Time Type Information (RTTI). +3. Template is discouraged and it easily causes code text large. +4. Static class variables are discouraged. The time and place to call their constructor function could not be precisely controlled and make multi-threaded programming a nightmare. +5. Multiple inheritance is strongly discouraged, as it can cause intolerable confusion. + +*NOTE*: For armcc compiler, the libc must be enable. |