[Mlir-commits] [mlir] [mlir][inliner] optimize self-recursive function detection [NFC] (PR #88452)

[Congcong Cai]

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@@ -621,6 +623,12 @@ Inliner::Impl::inlineCallsInSCC(InlinerInterfaceImpl &inlinerIface,
     llvm::dbgs() << "}\n";
   });
 
+  llvm::SmallPtrSet<Region *, 16U> recursiveCallRegions{};
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HerrCai0907 wrote:

It doesn't have default size value for `SmallPtrSet`. I just pick 16 between 0 to 32.

https://github.com/llvm/llvm-project/pull/88452