diff --git a/mlir/lib/Dialect/Linalg/Analysis/DependenceAnalysis.cpp b/mlir/lib/Dialect/Linalg/Analysis/DependenceAnalysis.cpp
--- a/mlir/lib/Dialect/Linalg/Analysis/DependenceAnalysis.cpp
+++ b/mlir/lib/Dialect/Linalg/Analysis/DependenceAnalysis.cpp
@@ -43,6 +43,10 @@
     if (!defOp)
       return v;
 
+    // Treat RegionBranchOpInterfaces like an allocate and don't try to follow
+    // the aliasing further.
+    if (isa<RegionBranchOpInterface>(defOp))
+      return v;
     if (isa<TensorToMemrefOp>(defOp))
       return v;