Use constexpr for faster, smaller, and safer code--Trail of Bits

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More safety, maybe more speed.

Use constexpr for faster, smaller, and safer code

by Trail of Bits

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With the release of C++14, the standards committee strengthened one of the coolest modern features of C++: constexpr. Now, C++ developers can write constant expressions and force their evaluation at compile-time, rather than at every invocation by users. This results in faster execution, smaller executables and, surprisingly, safer code...

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