4 ms·
Your first line of main is adding -0.0 and -0.0, which is not what I think you intended to show.
by excessive 7y ago
Your first line of main is adding -0.0 and -0.0, which is not what I think you intended to show.
- tlb 7y agoOops, you're right. https://godbolt.org/z/pAwqUA https://godbolt.org/z/pAwqUA shows it better. Adding a -0 and +0 together in either order gives +0, using the actual x86-64 addsd instruction.