[llvm-branch-commits] [llvm] release/19.x: [DAGCombiner] Fix ReplaceAllUsesOfValueWith mutation bug in visitFREEZE (#104924) (PR #105627)

[Björn Pettersson via llvm-branch-commits]

bjope wrote:

> @nikic (or anyone else). If you would like to add a note about this fix in the release notes (completely optional). Please reply to this comment with a one or two sentence description of the fix. When you are done, please add the release:note label to this PR.

I've only seen this problem when SELECT_CC is involved, and that started happening after a patch that landed on trunk about a month ago. So this fixes a problem that otherwise would be introduced in LLVM 19.1.0, and then I guess it isn't interesting for release notes. Right?

https://github.com/llvm/llvm-project/pull/105627