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Support clang-cl on Windows

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clang-cl is an MSVC-like driver for clang on Windows. It needs MSVC style options and CMake sets MSVC when it is being used.
This commit is contained in:
rp42
2025-01-31 12:58:54 +00:00
committed by GitHub
parent 32ded457c0
commit a6b9f87f82
1 changed files with 3 additions and 3 deletions
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6
CMakeLists.txt
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@@ -38,7 +38,7 @@ if(NOT CMAKE_CXX_STANDARD)
endif(NOT CMAKE_CXX_STANDARD) endif(NOT CMAKE_CXX_STANDARD)
# https://github.com/izenecloud/cmake/blob/master/SetCompilerWarningAll.cmake # https://github.com/izenecloud/cmake/blob/master/SetCompilerWarningAll.cmake
if(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC") if(MSVC)
# Use the highest warning level for Visual Studio. # Use the highest warning level for Visual Studio.
set(CMAKE_CXX_WARNING_LEVEL 4) set(CMAKE_CXX_WARNING_LEVEL 4)
if(CMAKE_CXX_FLAGS MATCHES "/W[0-4]") if(CMAKE_CXX_FLAGS MATCHES "/W[0-4]")
@@ -55,7 +55,7 @@ if(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
# Disable RTTI. # Disable RTTI.
string(REGEX REPLACE "/GR" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}") string(REGEX REPLACE "/GR" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /GR-") set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /GR-")
else(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC") else(MSVC)
# Use -Wall for clang and gcc. # Use -Wall for clang and gcc.
if(NOT CMAKE_CXX_FLAGS MATCHES "-Wall") if(NOT CMAKE_CXX_FLAGS MATCHES "-Wall")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall") set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall")
@@ -85,7 +85,7 @@ else(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
# Disable RTTI. # Disable RTTI.
string(REGEX REPLACE "-frtti" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}") string(REGEX REPLACE "-frtti" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-rtti") set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-rtti")
endif(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC") endif(MSVC)
# BUILD_SHARED_LIBS is a standard CMake variable, but we declare it here to make # BUILD_SHARED_LIBS is a standard CMake variable, but we declare it here to make
# it prominent in the GUI. # it prominent in the GUI.