c++: Change the default value of CXX_STANDARD from c++17 to gnu++17
since many 3rd party code use some gnu c++ extension
@@ -87,9 +87,10 @@ endif
config CXX_STANDARD
string "Language standard"
- default "c++17"
+ default "gnu++17"
---help---
- Possible values: c++98, c++11, c++14, c++17 and c++20
+ Possible values:
+ gnu++98/c++98, gnu++11/c++11, gnu++14/c++14, gnu++17/c++17 and gnu++20/c++20
config CXX_EXCEPTION
bool "Enable Exception Support"
