[Mlir-commits] [mlir] [mlir][SCF] Modernize `coalesceLoops` method to handle `scf.for` loops with iter_args (PR #87019)

[Oleksandr Alex Zinenko]

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@@ -35,13 +35,17 @@ namespace {
 struct LoopCoalescingPass
     : public affine::impl::LoopCoalescingBase<LoopCoalescingPass> {
 
+  void getDependentDialects(DialectRegistry &registry) const override {
+    registry.insert<affine::AffineDialect>();
+  }
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ftynse wrote:

Why is this necessary? Can this pass produce entities from the affine dialect when none were present in the input?

https://github.com/llvm/llvm-project/pull/87019