Skip to content
By using Twitter’s services you agree to our Cookies Use. We and our partners operate globally and use cookies, including for analytics, personalisation, and ads.

This is the legacy version of twitter.com. We will be shutting it down on June 1, 2020. Please switch to a supported browser, or disable the extension which masks your browser. You can see a list of supported browsers in our Help Center.

  • Home Home Home, current page.
  • About

Saved searches

  • Remove
  • In this conversation
    Verified accountProtected Tweets @
Suggested users
  • Verified accountProtected Tweets @
  • Verified accountProtected Tweets @
  • Language: English
    • Bahasa Indonesia
    • Bahasa Melayu
    • Català
    • Čeština
    • Dansk
    • Deutsch
    • English UK
    • Español
    • Filipino
    • Français
    • Hrvatski
    • Italiano
    • Magyar
    • Nederlands
    • Norsk
    • Polski
    • Português
    • Română
    • Slovenčina
    • Suomi
    • Svenska
    • Tiếng Việt
    • Türkçe
    • Ελληνικά
    • Български език
    • Русский
    • Српски
    • Українська мова
    • עִבְרִית
    • العربية
    • فارسی
    • मराठी
    • हिन्दी
    • বাংলা
    • ગુજરાતી
    • தமிழ்
    • ಕನ್ನಡ
    • ภาษาไทย
    • 한국어
    • 日本語
    • 简体中文
    • 繁體中文
  • Have an account? Log in
    Have an account?
    · Forgot password?

    New to Twitter?
    Sign up
pcwalton's profile
Patrick Walton
Patrick Walton
Patrick Walton
@pcwalton

Tweets

Patrick Walton

@pcwalton

Research engineer at Mozilla

San Francisco, CA
pcwalton.github.io
Joined November 2009

Tweets

  • © 2020 Twitter
  • About
  • Help Center
  • Terms
  • Privacy policy
  • Imprint
  • Cookies
  • Ads info
Dismiss
Previous
Next

Go to a person's profile

Saved searches

  • Remove
  • In this conversation
    Verified accountProtected Tweets @
Suggested users
  • Verified accountProtected Tweets @
  • Verified accountProtected Tweets @

Promote this Tweet

Block

  • Tweet with a location

    You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more

    Your lists

    Create a new list


    Under 100 characters, optional

    Privacy

    Copy link to Tweet

    Embed this Tweet

    Embed this Video

    Add this Tweet to your website by copying the code below. Learn more

    Add this video to your website by copying the code below. Learn more

    Hmm, there was a problem reaching the server.

    By embedding Twitter content in your website or app, you are agreeing to the Twitter Developer Agreement and Developer Policy.

    Preview

    Why you're seeing this ad

    Log in to Twitter

    · Forgot password?
    Don't have an account? Sign up »

    Sign up for Twitter

    Not on Twitter? Sign up, tune into the things you care about, and get updates as they happen.

    Sign up
    Have an account? Log in »

    Two-way (sending and receiving) short codes:

    Country Code For customers of
    United States 40404 (any)
    Canada 21212 (any)
    United Kingdom 86444 Vodafone, Orange, 3, O2
    Brazil 40404 Nextel, TIM
    Haiti 40404 Digicel, Voila
    Ireland 51210 Vodafone, O2
    India 53000 Bharti Airtel, Videocon, Reliance
    Indonesia 89887 AXIS, 3, Telkomsel, Indosat, XL Axiata
    Italy 4880804 Wind
    3424486444 Vodafone
    » See SMS short codes for other countries

    Confirmation

     

    Welcome home!

    This timeline is where you’ll spend most of your time, getting instant updates about what matters to you.

    Tweets not working for you?

    Hover over the profile pic and click the Following button to unfollow any account.

    Say a lot with a little

    When you see a Tweet you love, tap the heart — it lets the person who wrote it know you shared the love.

    Spread the word

    The fastest way to share someone else’s Tweet with your followers is with a Retweet. Tap the icon to send it instantly.

    Join the conversation

    Add your thoughts about any Tweet with a Reply. Find a topic you’re passionate about, and jump right in.

    Learn the latest

    Get instant insight into what people are talking about now.

    Get more of what you love

    Follow more accounts to get instant updates about topics you care about.

    Find what's happening

    See the latest conversations about any topic instantly.

    Never miss a Moment

    Catch up instantly on the best stories happening as they unfold.

    Patrick Walton‏ @pcwalton 30 Jul 2019
    • Report Tweet
    • Report NetzDG Violation

    Patrick Walton Retweeted Stack Overflow Hot Questions

    Why we can’t have nice things. (tl;dr: LLVM miscompilations)https://twitter.com/SOHotQuestions/status/1156024274626367494 …

    Patrick Walton added,

    Stack Overflow Hot Questions @SOHotQuestions
    Why does the Rust compiler not optimize code assuming that two mutable references cannot alias? https://stackoverflow.com/q/57259126/250259 … #rustlang #coding #programming #compileroptimization #rustprogramming #rustcoding #learnrust pic.twitter.com/nTASsk3rbQ
    7:42 AM - 30 Jul 2019
    • 13 Retweets
    • 83 Likes
    • Κerem Καt Ⓓⓐⓝⓘⓔⓛⓔ Joshua Yanovski cmp Pratik Chaudhary Andy Walsh Dmitry Rusakov Eduardo Pinho Михаил Доронин
    3 replies 13 retweets 83 likes
      1. Marijn Haverbeke‏ @MarijnJH 30 Jul 2019
        • Report Tweet
        • Report NetzDG Violation
        Replying to @pcwalton

        Yeah, I was glad to read that this should only be temporary, as I've been praising the borrow checker citing exactly this feature

        0 replies 0 retweets 3 likes
        Thanks. Twitter will use this to make your timeline better. Undo
        Undo
      1. New conversation
      2. BrendanEich‏Verified account @BrendanEich 30 Jul 2019
        • Report Tweet
        • Report NetzDG Violation
        Replying to @pcwalton

        Being fixed, right?

        1 reply 0 retweets 0 likes
      3. mr. waddlesplash‏ @waddlesplash 30 Jul 2019
        • Report Tweet
        • Report NetzDG Violation
        Replying to @BrendanEich @pcwalton

        Clicking through all the way to the LLVM bug: last comment from a dev over a year ago saying they had a patch that was work towards this. Nothing since. So... not really?

        1 reply 0 retweets 1 like
      4. 2 more replies
      1. your least favorite construct‏ @XMPPwocky 31 Jul 2019
        • Report Tweet
        • Report NetzDG Violation
        Replying to @pcwalton

        if I were the compiler, I would simply figure out which pointers can point to the same object and which cannot,

        0 replies 0 retweets 0 likes
        Thanks. Twitter will use this to make your timeline better. Undo
        Undo

    Loading seems to be taking a while.

    Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.

      Promoted Tweet

      false

      • © 2020 Twitter
      • About
      • Help Center
      • Terms
      • Privacy policy
      • Imprint
      • Cookies
      • Ads info