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CMake: add Clang support for Linux

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anonimal 2019-02-16 01:44:59 +00:00
parent 3fa6bad35f
commit 2c7befce02
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GPG key ID: 66A76ECF914409F1
3 changed files with 15 additions and 10 deletions
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19
CMakeLists.txt
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@ -45,6 +45,10 @@ if (UNIX AND NOT APPLE)
find_package(Threads REQUIRED)
endif()
# TODO(unassigned): expand on types and versions, and then refactor.
if (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
set(CLANG TRUE)
endif()
if(MSVC)
add_definitions("/bigobj /Zm1000 /Z7 /MP /W3 /GS- /D_CRT_SECURE_NO_WARNINGS /wd4996 /wd4503 /wd4345 /wd4091 /D_WIN32_WINNT=0x0600 /DWIN32_LEAN_AND_MEAN /DGTEST_HAS_TR1_TUPLE=0 /FIinline_c.h /D__SSE4_1__")
@ -66,7 +70,6 @@ else()
# if(NOT APPLE)
# set(WARNINGS "${WARNINGS} -Werror")
# endif()
if(CMAKE_C_COMPILER_ID STREQUAL "Clang")
set(WARNINGS "${WARNINGS} -Wno-shift-count-overflow -Wno-error=mismatched-tags -Wno-error=null-conversion -Wno-overloaded-shift-op-parentheses -Wno-error=shift-count-overflow -Wno-error=tautological-constant-out-of-range-compare -Wno-error=unused-private-field -Wno-error=unneeded-internal-declaration")
else()
@ -103,13 +106,15 @@ else()
else()
set(STATIC_ASSERT_FLAG "-Dstatic_assert=_Static_assert")
endif()
set(LINUX_LD_GOLD "")
set(LINUX_STATIC_ICU "")
if((NOT APPLE) AND (NOT MSVC))
set(LINUX_LD_GOLD "-fuse-ld=gold")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c11 -D_GNU_SOURCE ${MINGW_FLAG} ${STATIC_ASSERT_FLAG} ${WARNINGS} ${C_WARNINGS} ${ARCH_FLAG}")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fpermissive -ftemplate-depth-1024 -std=c++11 -D_GNU_SOURCE ${APPLE_FLAG} ${MINGW_FLAG} ${WARNINGS} ${CXX_WARNINGS} ${ARCH_FLAG}")
if (NOT APPLE AND NOT MSVC)
if (CLANG)
set(LLVM_USE_LINKER "gold")
else()
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fuse-ld=gold")
endif()
endif()
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${LINUX_LD_GOLD} -std=c11 -D_GNU_SOURCE ${MINGW_FLAG} ${STATIC_ASSERT_FLAG} ${WARNINGS} ${C_WARNINGS} ${ARCH_FLAG}")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${LINUX_LD_GOLD} -fpermissive -ftemplate-depth-1024 -std=c++11 -D_GNU_SOURCE ${APPLE_FLAG} ${MINGW_FLAG} ${WARNINGS} ${CXX_WARNINGS} ${ARCH_FLAG}")
if(CMAKE_C_COMPILER_ID STREQUAL "GNU" AND NOT (CMAKE_C_COMPILER_VERSION VERSION_LESS 4.8))
set(DEBUG_FLAGS "-g3 -O0") #set(DEBUG_FLAGS "-g3 -Og")
else()

4
contrib/db/CMakeLists.txt
View file

@ -2,6 +2,6 @@ add_subdirectory(liblmdb)
if(MSVC)
target_compile_options(lmdb PRIVATE /wd4996 /wd4503 /wd4345 /wd4267 /wd4244 /wd4146 /wd4333 /wd4172)
else()
target_compile_options(lmdb PRIVATE -Wno-discarded-qualifiers -Wno-empty-body -Wno-unused-but-set-variable)
# Warnings as used by LMDB itself (LMDB_0.9.23)
target_compile_options(lmdb PRIVATE -Wall -Wno-unused-parameter -Wbad-function-cast -Wuninitialized)
endif()

2
src/CMakeLists.txt
View file

@ -92,7 +92,7 @@ add_library(common ${COMMON})
add_dependencies(common version ${PCH_LIB_NAME})
ENABLE_SHARED_PCH(COMMON)
if(NOT MSVC AND NOT APPLE)
if(NOT MSVC AND NOT APPLE AND NOT CLANG) # TODO(unassigned): do we really need the clang equivalent?
target_compile_options(common PRIVATE -fno-var-tracking-assignments)
endif()