[llvm] (reland) [GlobalISel] Diagnose inline assembly constraint lowering errors (PR #139049)

[Pierre van Houtryve via llvm-commits]

Pierre-vh wrote:

### Merge activity

* **May 8, 7:21 AM EDT**: A user started a stack merge that includes this pull request via [Graphite](https://app.graphite.dev/github/pr/llvm/llvm-project/139049).


https://github.com/llvm/llvm-project/pull/139049