Code Required Compiler Options

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I have some code that requires the command line option -fno-strict-aliasing
to be set when using -O2 optimization or the optimizer will silently cause
the code to return unexpected results.

Because other people may compile these functions into their code, I would
like to be sure that they use the correct command line options when
compiling.

Is there a way to require that -fno-strict-aliasing be set when compiling
through the use of pragmas?  I would like an error to be thrown at compile
time if it is not set.  Something like #pragam require -fno-strict-aliasing
would be nice.

Thanks for your help,
Rob

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