On Sat, 30 Jan 2021, gmhwxi wrote:
Is there an easy way to trap individual arithmetic operations?
For gcc/clang, https://gcc.gnu.org/onlinedocs/gcc/Integer-Overflow-Builtins.html. It doesn't trap on its own, but you can easily wrap it with e.g. assert(!__builtin_add_overflow(...)) or similar.
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