[MLIR] Enable distribution target in standalone builds

Invoke llvm_distribution_add_targets() when doing standalone build
explicitly in order to create the `distribution` target.

Differential Revision: https://reviews.llvm.org/D136269

diff --git a/mlir/CMakeLists.txt b/mlir/CMakeLists.txt
index ac98cc2..bd3d309 100644 (file)
--- a/mlir/CMakeLists.txt
+++ b/mlir/CMakeLists.txt
@@ -260,3 +260,7 @@ add_subdirectory(cmake/modules)
 if (MLIR_ENABLE_PYTHON_BENCHMARKS)
   add_subdirectory(utils/mbr)
 endif()
+
+if(MLIR_STANDALONE_BUILD)
+  llvm_distribution_add_targets()
+endif()