Detailed Description

Macro Definition Documentation

#define hint_constinit

constinit

constinit requires C++20, but __attribute__((require_constant_initialization)) was available slightly earlier.

#define hint_reinitializes

[[clang::reinitializes]]

Indicates to any uninitialised object state sanitizer that this restores an object to a fresh state independent of its previous state.

#define hint_uninitialized

[[clang::uninitialized]]

ensures a stack variable remains uninitialized regardless of -ftrivial-auto-var-init=* settings passed to the compiler