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Double

What is the difference between double and long double?

11/1/2018 11:48:41 AM

1704086_ibnul

2 Answers

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On most architectures: none. On x86: double uses MMX registers and is 64-bits. long double uses the FPU registers and is 80-bits. Because of the quirky nature of the FPU, MMX tends to be faster.

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Though i didn't get the whole idea of what you said but thank you for your answer👍