[dmitrygr]

You can skip all this nonsense with

    -fsanitize=undefined

[Georgelemental]

Not foolproof, doesn’t catch everything.

[rcxdude]

The sanitize tools are not intended to be hardening tools, just debugging/testing tools. For instance, they may introduce their own vulnerabilities.

[cyberax]

It won't do anything for data races, for example.