From 717acddd1efe088665513dbd330c7cb02ed8d686 Mon Sep 17 00:00:00 2001
From: Kacper Stefanski <56044375+haichangsi@users.noreply.github.com>
Date: Mon, 13 Nov 2023 09:52:51 +0100
Subject: [PATCH] add user-friendly compiler checks to the CMakelists.txt (#8)

---
 CMakeLists.txt | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 7b9b8e7..7aa8b36 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -8,9 +8,20 @@ set(CMAKE_CXX_STANDARD_REQUIRED True)
 
 project(
   distributed_ranges_tutorial
+  LANGUAGES CXX
   VERSION 0.1
   DESCRIPTION "Distributed ranges tutorial")
 
+include(CheckCXXCompilerFlag)
+check_cxx_compiler_flag(-fsycl COMPILER_SUPPORTS_FSYCL)
+
+if(NOT COMPILER_SUPPORTS_FSYCL)
+  message(
+    FATAL_ERROR
+      "A compiler with SYCL support is required. Configure Intel(R) oneAPI DPC++/C++ or any other compiler with SYCL support in your system."
+  )
+endif()
+
 find_package(MPI REQUIRED)
 
 add_subdirectory(src)