[clang] [clang] Allow `ConditionalOperator` fast-math flags to be overridden by `pragma float_control` (PR #105912)

[Egor Chesakov via cfe-commits]

echesakov wrote:

> I made an alternative PR, which does not need changes in ConditionalOperator: https://github.com/llvm/llvm-project/pull/111654.

Thank you @spavloff , closing in favor of #111654

https://github.com/llvm/llvm-project/pull/105912