Go: Optimizer Wizardry and RISC-V Speed Boosts

Today's Go development showcased impressive compiler optimizations and performance improvements. The prove pass got smarter with multiple optimization commits from Jorropo, while Julian Zhu delivered significant performance gains for RISC-V users with new assembly functions. The team also improved tooling consistency and added long-awaited example support to go doc.

Duration: PT3M47S

Episode overview

This episode is a short developer briefing from Go.

It explains recent repository work in plain language.

  • Show: Go
  • Published: 2026-03-28T10:17:49Z
  • Audio duration: PT3M47S

Transcript excerpt

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Hey there, fellow gophers! Welcome back to your daily dose of Go goodness. I'm your host, and wow, do we have some fascinating developments to dig into today, March 28th, 2026.

You know that feeling when you optimize a piece of code and suddenly everything just runs smoother? Well, the Go team has been having that feeling a lot lately, because today we're looking at 19 commits that are all about making things better, faster, and more consistent.

Let me start with what's got me genuinely excited - we've got some serious compiler optimization magic happening. Jorropo has been on an absolute tear with the prove pass, which is the part of the compiler that figures out what it can safely optimize based on what it knows about your code. They've landed not one,…

The coolest part? One of these optimizations removes no-op And operations, and get this - it triggered 308 times when building the standard library alone! That's 308 places where the compiler is now smart enough to say "hey, this And operation isn't actually doing anything, let me just remove it for you." Jorropo…

Then we've got Julian Zhu delivering some serious performance wins for our RISC-V friends. They've added assembly…

But…

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