Finally: long double's coming to Fedora 36


After literally years, proper support for 128-bit long double is finally arriving in Fedora 36 — and not without some churn (some of which is attributable to gcc 12), but this is a needed change to fix certain otherwise unfixable packages and the pain has to be borne sometime. The most notorious package affected by this is MAME but hopefully this work will unblock some others. Fedora 36 is scheduled for April.

Comments

  1. Glad to hear it. I hope this propagates to Ubuntu soon afterward, and that we get a 4K page size default option in the future too.

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  2. Nice! Hopefully this means way more amd64 software can be ported more easily. To be honest, I'm kinda surprised it took so long.
    LE only or will BE get it too?

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    Replies
    1. Sadly, Fedora is only LE. I don't know the status of this with BE distros.

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    2. Why sadly? Fedora LE is worse than BE?

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    3. I never used the BE spin when it was supported; I use Fedora on my T2 in LE. But it's always nice to see both endiannesses still supported, since I was a long-time Power Mac user and still have a lot of BE systems in my personal collection.

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    4. I imagine someone's going to end up doing it -- the T2080 notebook they're making over in Italy uses, well, T2080s, which don't play nice with LE I've heard. So those are PPC64 machines no question, and probably going to end up bringing at least a little more attention over to BE. I know that any software I write will be compiled for BE, even if my Blackbird build is gonna boot into LE due to the GPU I picked.
      Actually, now I wonder if I could get a BE compatible second GPU, leave it in there inactive when in LE, and dual boot without stressing the 550W power supply.

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    5. Just use a R5 230 for BE and LE. No need for a second GPU. Even a 230 is fast enough.

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    6. There are still rough edges with the Float128 support, but we are getting there.

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    7. eam4u; I considered using a 6970, but one of my use cases for a Blackbird as opposed to a Power Mac is 3D animation and video editing, which technically doesn't need a powerful GPU, but it greatly improves things to have one.

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