hide false positive in CMAKE on MINGW

This commit is contained in:
iceman1001 2023-05-25 07:58:43 +02:00
parent 9ee7bd2936
commit 7b92c00827
2 changed files with 23 additions and 0 deletions

View file

@ -586,6 +586,17 @@ if (MINGW)
set(CMAKE_C_FLAGS "-mno-ms-bitfields -fexec-charset=cp850 ${CMAKE_C_FLAGS}")
set(CMAKE_CXX_FLAGS "-mno-ms-bitfields -fexec-charset=cp850 ${CMAKE_CXX_FLAGS}")
# GCC 10 has issues with false positives on stringop-overflow,
# let's disable them for now (cf https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92955, https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94335)
# beware these flags didn't exist for GCC < 7
if(CMAKE_COMPILER_IS_GNUCXX)
execute_process(COMMAND ${CMAKE_C_COMPILER} -dumpversion OUTPUT_VARIABLE GCC_VERSION)
if (GCC_VERSION VERSION_GREATER 10.0 OR GCC_VERSION VERSION_EQUAL 10.0)
set(CMAKE_C_FLAGS "-Wno-stringop-overflow -Wno-error=stringop-overflow ${CMAKE_C_FLAGS}")
set(CMAKE_CXX_FLAGS "-Wno-stringop-overflow -Wno-error=stringop-overflow ${CMAKE_CXX_FLAGS}")
endif()
endif(CMAKE_COMPILER_IS_GNUCXX)
# link Winsock2
set(ADDITIONAL_LNK ws2_32 ${ADDITIONAL_LNK})
endif (MINGW)

View file

@ -585,6 +585,18 @@ if (MINGW)
set(CMAKE_C_FLAGS "-mno-ms-bitfields -fexec-charset=cp850 ${CMAKE_C_FLAGS}")
set(CMAKE_CXX_FLAGS "-mno-ms-bitfields -fexec-charset=cp850 ${CMAKE_CXX_FLAGS}")
# GCC 10 has issues with false positives on stringop-overflow,
# let's disable them for now (cf https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92955, https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94335)
# beware these flags didn't exist for GCC < 7
if(CMAKE_COMPILER_IS_GNUCXX)
execute_process(COMMAND ${CMAKE_C_COMPILER} -dumpversion OUTPUT_VARIABLE GCC_VERSION)
if (GCC_VERSION VERSION_GREATER 10.0 OR GCC_VERSION VERSION_EQUAL 10.0)
set(CMAKE_C_FLAGS "-Wno-stringop-overflow -Wno-error=stringop-overflow ${CMAKE_C_FLAGS}")
set(CMAKE_CXX_FLAGS "-Wno-stringop-overflow -Wno-error=stringop-overflow ${CMAKE_CXX_FLAGS}")
endif()
endif(CMAKE_COMPILER_IS_GNUCXX)
endif (MINGW)
target_include_directories(pm3rrg_rdv4 PRIVATE