一个基于字符串的封装类，功能特强！ 基类是基于std中的basic_string的！-a string of Packaging, based on the type, function exceptionally strong! Base class is based on the basic_string std!

一个基于字符串的封装类，功能特强！ 基类是基于std中的basic_string的！-a string of Packaging, based on the type, function exceptionally strong! Base class is based on the basic_string std!

Error-checking SWP macros implemented using ldrex{b strex{b.

On ARM, ordinary assignment (str instruction) doesn t clear the local strex ldrex monitor on some implementations. The reason we can use it for atomic_set() is the clrex or dummy strex done on every exception return.