In C compound literals have a relatively long lifetime compared to C++ temporaries. With these lifetime rules it makes sense that they are lvalues, although I l

In C compound literals have a relatively long lifetime compared to C++ temporaries. With these lifetime rules it makes sense that they are lvalues, although I like C++ rvalues (especially prvalues) more. https://cigix.me/c17#6.5.2.5.p5 https://cigix.me/c17#6.5.2.5.p5 > If the compound literal occurs outside the body of a function, the object has static storage duration; otherwise, it has automatic storage duration associated with the enclosing block.