RFC: #pragma optimization_level

[E. Weddington]

Richard Guenther wrote:

>But the question is, do we want all this sort of #pragmas?  It would
>surely better to improve the compilers decisions on applying certain
>optimizations.  As usual, in most of the cases the compiler will be
>smarter than the user trying to override it (and hereby maybe only
>working around bugs in a particular compiler release).  All opposition
>that applied to stuff like attribute((leafify)) (hi Gaby!) applies here, too.
>So what is your opinion to all this babysitting-the-compiler?
>
>  
>

Is your objection to a grain finer than the function level? Or is it to 
the whole concept of having pragmas change the optimization level per 
function?