[Mlir-commits] [mlir] [mlir] Method to iterate over registered operations for a given dialect class. (PR #112344)

[Mehdi Amini]

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@@ -195,7 +195,12 @@ class MLIRContext {
 
   /// Return a sorted array containing the information about all registered
   /// operations.
-  ArrayRef<RegisteredOperationName> getRegisteredOperations();
+  SmallVector<RegisteredOperationName, 0> getRegisteredOperations();
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joker-eph wrote:

It's not clear to me why we can't just keep returning an ArrayRef?

A copy into a vector makes it quite expensive.

https://github.com/llvm/llvm-project/pull/112344