Transform `fcmp + fadd + sel` into `fcmp + sel + fadd` which enables the possibility of transforming `fcmp + sel` into `maxnum/minnum` intrinsics. Alive2 results: https://alive2.llvm.org/ce/z/2cmimW https://alive2.llvm.org/ce/z/Qh9ZJt https://alive2.llvm.org/ce/z/vtLj3R