---
title: "August 17, 2026"
url: https://daily.dev/posts/august-17-2026-wnulmhiq0
source_url: https://devblogs.microsoft.com/oldnewthing/20260817-40
type: article
source: "The Old New Thing"
published: 2026-08-17T15:57:33.185Z
updated: 2026-08-17T15:57:47.923Z
tags: ["c"]
reading_time: 1
upvotes: 0
comments: 0
language: en
---

> ## Documentation Index
> Fetch the complete documentation index at: https://daily.dev/llms.txt
> Use this file to discover all available pages before exploring further.

# August 17, 2026

**[The Old New Thing](https://daily.dev/sources/oldnewthing)** · 1 min read · 0 upvotes · 0 comments

## Summary

A brief note pointing to a technical explanation of how functions like alloca allocate memory directly from the stack, referencing the underlying stack probing mechanism used to grow the stack safely.

## Full article

daily.dev links to this article rather than hosting it. Read it at the original source: <https://devblogs.microsoft.com/oldnewthing/20260817-40>

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---

Tags: [#c](https://daily.dev/tags/c)

[View this post on daily.dev](https://daily.dev/posts/august-17-2026-wnulmhiq0)