-ffast-math and floating point reordering

Richard Henderson rth@redhat.com
Sat Mar 27 00:42:00 GMT 2004


On Fri, Mar 26, 2004 at 10:50:57AM -0800, Joe Buck wrote:
> But if that idea is used, then the C and C++ front ends would
> have to put a PLUS_EXPR around *every* expression.

No, what was meant was that one of the flag bits on the PLUS_EXPR
would allow or disallow the reassociation.  Likely allow, since
that would be safest compatibility-wise with exating front-ends.


r~



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