[llvm-commits] [PATCH] Aggressive FMA formation mode.

Joerg Sonnenberger joerg at britannica.bec.de
Tue Jun 19 12:22:39 PDT 2012


On Tue, Jun 19, 2012 at 06:56:13PM +0000, Sandeep Patel wrote:
> Strict IEEE conformance is far less likely to be desired than fast
> code. In my experience, the only users who want strict conformance are
> the authors of math libraries and the occasional application like ray
> tracing where denormals are common.

This attitude is responsible for one of the recent PHP DOS attacks,
where overaggressive optimisation broke strtod.

Joerg



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