[llvm-dev] RFC: change -fp-contract=off to actually disable FMAs

[Szabolcs Nagy via llvm-dev]

* Scott Manley via llvm-dev <llvm-dev at lists.llvm.org> [2019-07-10 15:09:07 -0500]:
> Numerically identical, sure. But, there are other reasons to disable FMAD
> fusion -- namely for performance comparisons.

please don't use the -ffp-contract option for that.