> Why do GCC/clang not have: __builtin_addition_would_overflow(a, b) Both GCC and Clang have __builtin_add_overflow, which as far as I can tell do exactly what

> Why do GCC/clang not have: __builtin_addition_would_overflow(a, b) Both GCC and Clang have __builtin_add_overflow, which as far as I can tell do exactly what you're proposing.