rr is nice when it works, but I've only had it work on a single system of mine (recent Intel). gdb is portable and works most anywhere. If you're looking at oth

rr is nice when it works, but I've only had it work on a single system of mine (recent Intel). gdb is portable and works most anywhere. If you're looking at other architectures, you'll almost certainly have a gdb port but probably won't have a rr port. It looks like some changes have been made recently: - https://github.com/rr-debugger/rr/issues/1373 https://github.com/rr-debugger/rr/issues/1373 - https://github.com/rr-debugger/rr/issues/2034 https://github.com/rr-debugger/rr/issues/2034