Update MapInfoFinalization pass to look for MapInfoOps inside DeclareMapperOps as well as inside the Module.

Author: TIFitis

flang/lib/Optimizer/OpenMP/MapInfoFinalization.cpp

@@ -498,7 +498,10 @@ class MapInfoFinalizationPass
     // ourselves to the possibility of race conditions while this pass
     // undergoes frequent re-iteration for the near future. So we loop
     // over function in the module and then map.info inside of those.
-    getOperation()->walk([&](mlir::func::FuncOp func) {
+    getOperation()->walk([&](mlir::Operation *func) {
+      if (!(mlir::isa<mlir::func::FuncOp>(func) ||
+            mlir::isa<mlir::omp::DeclareMapperOp>(func)))
+        return;
       // clear all local allocations we made for any boxes in any prior
       // iterations from previous function scopes.
       localBoxAllocas.clear();