Fix ICE while building MIR with type errors #74703
Merged
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See #74047 (comment) for background. Replacing a binding with
PatKind::Wild
(introduced in #51789 and later refactored in #67439) caused an ICE downstream while building MIR.I noticed that taking this code out no longer triggers the ICEs it was added to prevent. I'm not sure what else changed, or if this change is correct, but it does seem to be passing ui tests at least.
r? @oli-obk
cc @estebank
Fixes #74047.