[llvm] [IR] Check parameters of target extension types on construction (PR #107268)

[Jay Foad via llvm-commits]

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@@ -792,28 +793,50 @@ TargetExtType::TargetExtType(LLVMContext &C, StringRef Name,
 TargetExtType *TargetExtType::get(LLVMContext &C, StringRef Name,
                                   ArrayRef<Type *> Types,
                                   ArrayRef<unsigned> Ints) {
+  return cantFail(getOrError(C, Name, Types, Ints));
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jayfoad wrote:

I think this will still call `checkParams` even in a Release build. It would be nice to avoid that, but to do that I think I would need to duplicate most of the body of `getOrError` here.

https://github.com/llvm/llvm-project/pull/107268