Add missing file

cudax/test/stf/dot/sections_2.cu

@@ -0,0 +1,42 @@
+//===----------------------------------------------------------------------===//
+//
+// Part of CUDASTF in CUDA C++ Core Libraries,
+// under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+// SPDX-FileCopyrightText: Copyright (c) 2022-2024 NVIDIA CORPORATION & AFFILIATES.
+//
+//===----------------------------------------------------------------------===//
+
+/**
+ * @file
+ * @brief This test makes sure we can generate a dot file with sections
+ */
+
+#include <cuda/experimental/stf.cuh>
+
+using namespace cuda::experimental::stf;
+
+int main()
+{
+// TODO (miscco): Make it work for windows
+#if !_CCCL_COMPILER(MSVC)
+    context ctx;
+    auto lA = ctx.logical_token().set_symbol("A");
+    auto lB = ctx.logical_token().set_symbol("B");
+    auto lC = ctx.logical_token().set_symbol("C");
+    ctx.dot_push_section("foo");
+    for (size_t i = 0; i < 2; i++)
+    {
+      auto guard = ctx.dot_section("bar");
+      ctx.task(lA.read(), lB.rw()).set_symbol("t1")->*[](cudaStream_t, auto, auto) {};
+      for (size_t j = 0; j < 2; j++) {
+         auto inner_guard = ctx.dot_section("baz");
+         ctx.task(lA.read(), lC.rw()).set_symbol("t2")->*[](cudaStream_t, auto, auto) {};
+         ctx.task(lB.read(), lC.read(), lA.rw()).set_symbol("t3")->*[](cudaStream_t, auto, auto, auto) {};
+      }
+    }
+    ctx.dot_pop_section();
+    ctx.finalize();
+#endif // !_CCCL_COMPILER(MSVC)
+}