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Comment by bluGill

4 days ago

The standard doesn't require compilers find all such cases. The standard allows it, but doesn't require it. There are many known cases where the compiler cannot find a case (at least not in a reasonable amount of time)

The consequence of not being required in the standard is that compilers may not implement it and if they do, they will likely have different implementations/functionality

  • The consequence of being required is the standard is limited to exactly what we are sure everybody can do today. If there are advances in proving C++ code the new advances cannot be used to tell you about more bugs.