[Mlir-commits] [mlir] [mlir][Interfaces][NFC] Move region loop detection to `RegionBranchOpInterface` (PR #77090)

[Markus Böck]

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@@ -219,11 +219,21 @@ LogicalResult detail::verifyTypesAlongControlFlowEdges(Operation *op) {
   return success();
 }
 
-/// Return `true` if region `r` is reachable from region `begin` according to
-/// the RegionBranchOpInterface (by taking a branch).
-static bool isRegionReachable(Region *begin, Region *r) {
-  assert(begin->getParentOp() == r->getParentOp() &&
-         "expected that both regions belong to the same op");
+namespace {
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zero9178 wrote:

Type aliases do not have linkage and don't need to be put into an anonymous namespace.

https://github.com/llvm/llvm-project/pull/77090