CPU run 100% on windows 10

[DyncEric]

I found this function: realfft_process used long time to process

[YuxuanLing]

I found this function: realfft_process used long time to process

you may need intel compiler to compile this program and run, intel compiler has many optimization of floating point calculations .use cl is about 100 times slow than use intel compiler

[zuowanbushiwo]

@YuxuanLing how to use ntel compiler to compile？ Can you give some guidance?