Merge pull request #677 from JasonQiu1/add-compiler-version-check

fix-build: add compiler min version checks

Author: howetuft

CMakeLists.txt

@@ -158,6 +158,9 @@ set(CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/build-system/cmake")
 #
 ################################################################################
 
+# Ensure compiler version meets minimum requirements
+INCLUDE(CheckCompilerVersion)
+
 # Nota: please keep all 'find_package' gathered here (for maintenance reasons)
 message(STATUS "LuxCore - Add dependency targets")
 find_package(OpenMP REQUIRED)

build-helpers/cmake/CheckCompilerVersion.cmake

@@ -0,0 +1,39 @@
+################################################################################
+# Copyright 1998-2020 by authors (see AUTHORS.txt)
+#
+#   This file is part of LuxCoreRender.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+################################################################################
+
+message(STATUS "Checking compiler version...")
+
+if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
+    if (CMAKE_CXX_COMPILER_VERSION VERSION_LESS 14.0)
+        message(FATAL_ERROR "GCC >= 14.0 is required, found ${CMAKE_CXX_COMPILER_VERSION}")
+    endif()
+
+elseif (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
+    if (CMAKE_CXX_COMPILER_VERSION VERSION_LESS 20.0)
+        message(FATAL_ERROR "Clang/LLVM >= 20.0 is required, found ${CMAKE_CXX_COMPILER_VERSION}")
+    endif()
+
+elseif (CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
+    # MSVC_VERSION is in a weird format: e.g. 1929 -> Visual Studio 2019 version 16.9
+    if (CMAKE_CXX_COMPILER_VERSION VERSION_LESS 19.40)
+        message(FATAL_ERROR "MSVC >= 19.40 (at least Visual Studio 2022 version 17.10) is required, found ${CMAKE_CXX_COMPILER_VERSION}")
+    endif()
+
+else()
+    message(WARNING "Unknown compiler '${CMAKE_CXX_COMPILER_ID}', skipping version check.")
+endif()