Both GCC and Clang have an extension to C that provide __builtin_xxx_overflow methods: GCC: https://gcc.gnu.org/onlinedocs/gcc/Integer-Overflow-Builtins.html h

Both GCC and Clang have an extension to C that provide __builtin_xxx_overflow methods: GCC: https://gcc.gnu.org/onlinedocs/gcc/Integer-Overflow-Builtins.html https://gcc.gnu.org/onlinedocs/gcc/Integer-Overflow-Builtins... clang: https://clang.llvm.org/docs/LanguageExtensions.html#checked-arithmetic-builtins https://clang.llvm.org/docs/LanguageExtensions.html#checked-...