Re: Is the GCC optimazer too smart?

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Am 10.12.2009 15:22, schrieb Andrew Haley:
Thomas Martitz wrote:
Am 10.12.2009 13:10, schrieb Andrew Haley:

Now my question is: is it correct that the compiler enforces the
constantness of the variable, even tought it states in the warning
that the const qualifier has been discarded?

Yes.

and
   behavior is undefined. ...


doesn't really match though. The standard doesn't give the answer.
Sure it does.  The behaviour is undefined, so the compiler can do
anything it likes.  Demons may fly out of your nose.

Andrew.

But he was asking for specific behavior. GCC may do that, but citing the standard doesn't answer it.

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