[mlir][linalg] Add missing region when building TransposeOp

This fixes a regression from ad89eb5b1fccf002eb59dfbab0fdb515ea3e65b7

diff --git a/mlir/lib/Dialect/Linalg/IR/LinalgOps.cpp b/mlir/lib/Dialect/Linalg/IR/LinalgOps.cpp
index 00893e6..ae2514c 100644 (file)
--- a/mlir/lib/Dialect/Linalg/IR/LinalgOps.cpp
+++ b/mlir/lib/Dialect/Linalg/IR/LinalgOps.cpp
@@ -1672,6 +1672,7 @@ void TransposeOp::build(::mlir::OpBuilder &builder,
   if (initType.isa<RankedTensorType>())
     result.addTypes(initType);
 
+  (void)result.addRegion();
   buildGenericRegion(builder, result, input, init,
                      [&](OpBuilder &b, Location loc, ValueRange args) {
                        b.create<linalg::YieldOp>(loc, args[0]);