c++ - Will the macro `assert` be removed in C++20?

Question

According to cppreference, assert will be used as a C++ attribute.

However, there already exist tons of projects heavily dependent on the macro assert, is there any bad effect?

标签： c++standardsassertdefensive-programmingc++20

Answer 1

不。引入 C++20 合约的提案p0542r5说：

请注意，虽然assert(expression)将扩展为具有适当标头的类似函数的宏，但assert:不是类似函数的调用，因此不会展开。