[llvm-branch-commits] [llvm] ValueTracking: Improve nan tracking for fma square special case (PR #175999)

[Matt Arsenault via llvm-branch-commits]

arsenm wrote:

> [!WARNING]
> <b>This pull request is not mergeable via GitHub because a downstack PR is open. Once all requirements are satisfied, merge this PR as a stack <a href="https://app.graphite.com/github/pr/llvm/llvm-project/175999?utm_source=stack-comment-downstack-mergeability-warning" >on Graphite</a>.</b>
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* **#175999** <a href="https://app.graphite.com/github/pr/llvm/llvm-project/175999?utm_source=stack-comment-icon" target="_blank"><img src="https://static.graphite.dev/graphite-32x32-black.png" alt="Graphite" width="10px" height="10px"/></a> 👈 <a href="https://app.graphite.com/github/pr/llvm/llvm-project/175999?utm_source=stack-comment-view-in-graphite" target="_blank">(View in Graphite)</a>
* **#175614** <a href="https://app.graphite.com/github/pr/llvm/llvm-project/175614?utm_source=stack-comment-icon" target="_blank"><img src="https://static.graphite.dev/graphite-32x32-black.png" alt="Graphite" width="10px" height="10px"/></a>: 1 other dependent PR ([#175615](https://github.com/llvm/llvm-project/pull/175615) <a href="https://app.graphite.com/github/pr/llvm/llvm-project/175615?utm_source=stack-comment-icon" target="_blank"><img src="https://static.graphite.dev/graphite-32x32-black.png" alt="Graphite" width="10px" height="10px"/></a>)
* **#175613** <a href="https://app.graphite.com/github/pr/llvm/llvm-project/175613?utm_source=stack-comment-icon" target="_blank"><img src="https://static.graphite.dev/graphite-32x32-black.png" alt="Graphite" width="10px" height="10px"/></a>
* **#174853** <a href="https://app.graphite.com/github/pr/llvm/llvm-project/174853?utm_source=stack-comment-icon" target="_blank"><img src="https://static.graphite.dev/graphite-32x32-black.png" alt="Graphite" width="10px" height="10px"/></a>
* **#174852** <a href="https://app.graphite.com/github/pr/llvm/llvm-project/174852?utm_source=stack-comment-icon" target="_blank"><img src="https://static.graphite.dev/graphite-32x32-black.png" alt="Graphite" width="10px" height="10px"/></a>
* `main`


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https://github.com/llvm/llvm-project/pull/175999