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CMake: fix clang-cl builds on Windows 

Broke this in https://dawn-review.googlesource.com/c/tint/+/45621
We don't want /MP enabled for clang-cl builds as this results in an
unused parameter /MP warning.

Also opportunistically clean up CMake script a little.

Bug: tint:665
Change-Id: I4047b75332c1aa64b32b695dfe050c255009e922
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/45820
Reviewed-by: Ben Clayton <bclayton@google.com>
Commit-Queue: Antonio Maiorano <amaiorano@google.com>
This commit is contained in:
Antonio Maiorano 2021-03-23 20:51:09 +00:00 committed by Commit Bot service account
parent f43643f19b
commit 88d3d2e1de
1 changed files with 13 additions and 9 deletions
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22
CMakeLists.txt
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@ -84,11 +84,6 @@ if (MSVC)
endif()
endif()
# Enable msbuild multiprocessor builds
if (MSVC)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /MP")
endif()
if (${TINT_CHECK_CHROMIUM_STYLE})
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Xclang -add-plugin -Xclang find-bad-constructs")
endif()
@ -97,13 +92,22 @@ if (${TINT_BUILD_SPV_READER})
include_directories("${PROJECT_SOURCE_DIR}/third_party/spirv-tools/include")
endif()
if(("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU") OR
("${CMAKE_CXX_COMPILER_ID}" STREQUAL "AppleClang") OR
(("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang") AND
(NOT CMAKE_CXX_SIMULATE_ID STREQUAL "MSVC")))
if((CMAKE_CXX_COMPILER_ID STREQUAL "Clang") AND (CMAKE_CXX_SIMULATE_ID STREQUAL "MSVC"))
set(COMPILER_IS_CLANG_CL TRUE)
endif()
if((CMAKE_CXX_COMPILER_ID STREQUAL "GNU") OR
(CMAKE_CXX_COMPILER_ID STREQUAL "AppleClang") OR
((CMAKE_CXX_COMPILER_ID STREQUAL "Clang") AND
(NOT COMPILER_IS_CLANG_CL)))
set(COMPILER_IS_LIKE_GNU TRUE)
endif()
# Enable msbuild multiprocessor builds
if (MSVC AND NOT COMPILER_IS_CLANG_CL)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /MP")
endif()
if(${TINT_BUILD_DOCS})
find_package(Doxygen)
if(DOXYGEN_FOUND)