[Mlir-commits] [mlir] [mlir][IR] Insert operations before `SingleBlock`'s terminator (PR #65959)

[Mehdi Amini]

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@@ -932,6 +932,10 @@ struct SingleBlock : public TraitBase<ConcreteType, SingleBlock> {
   }
   template <typename OpT = ConcreteType>
   enable_if_single_region<OpT> insert(Block::iterator insertPt, Operation *op) {
+    Block *body = getBody();
+    // Insert op before the block's terminator if it has one
+    if (insertPt == body->end() && body->hasTerminator())
+      insertPt = Block::iterator(body->getTerminator());
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joker-eph wrote:

This is not a safe: if there is an unregistered operation at the end of the current block it'll insert before.

I don't see a safe way of doing this actually.


https://github.com/llvm/llvm-project/pull/65959