diff options
Diffstat (limited to 'CMakeLists.txt')
| -rw-r--r-- | CMakeLists.txt | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt index a02f62e62..5e47edcca 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -498,6 +498,17 @@ else() set(ARCH_FLAG "-march=armv8") else() set(ARCH_FLAG "-march=${ARCH}") + if(ARCH STREQUAL "native") + check_c_compiler_flag(-march=native CC_SUPPORTS_MARCH_NATIVE) + if (NOT CC_SUPPORTS_MARCH_NATIVE) + check_c_compiler_flag(-mtune=native CC_SUPPORTS_MTUNE_NATIVE) + if (CC_SUPPORTS_MTUNE_NATIVE) + set(ARCH_FLAG "-mtune=${ARCH}") + else() + set(ARCH_FLAG "") + endif() + endif() + endif() endif() set(WARNINGS "-Wall -Wextra -Wpointer-arith -Wundef -Wvla -Wwrite-strings -Wno-error=extra -Wno-error=deprecated-declarations -Wno-unused-parameter -Wno-unused-variable -Wno-error=unused-variable -Wno-error=undef -Wno-error=uninitialized") if(NOT MINGW) @@ -570,6 +581,17 @@ else() add_cxx_flag_if_supported(-fstack-protector-strong CXX_SECURITY_FLAGS) endif() + # New in GCC 8.2 + if (NOT WIN32) + add_c_flag_if_supported(-fcf-protection=full C_SECURITY_FLAGS) + add_cxx_flag_if_supported(-fcf-protection=full CXX_SECURITY_FLAGS) + add_c_flag_if_supported(-fstack-clash-protection C_SECURITY_FLAGS) + add_cxx_flag_if_supported(-fstack-clash-protection CXX_SECURITY_FLAGS) + endif() + + add_c_flag_if_supported(-mmitigate-rop C_SECURITY_FLAGS) + add_cxx_flag_if_supported(-mmitigate-rop CXX_SECURITY_FLAGS) + # linker if (NOT WIN32) # Windows binaries die on startup with PIE |