[Mlir-commits] [mlir] [mlir][Transforms] Fix crash in `CFGToSCF` when conversion fails (PR #173590)

[Mehdi Amini]

================
@@ -0,0 +1,24 @@
+// RUN: mlir-opt %s -lift-cf-to-scf -verify-diagnostics
+
+// verify faliure for unsupported ops in cycles (issue #173566)
----------------
joker-eph wrote:

```suggestion
// verify failure for unsupported ops in cycles (issue #173566)
```

https://github.com/llvm/llvm-project/pull/173590