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Merge branch 'master' of https://github.com/z3prover/z3 into opt

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This commit is contained in:
Nikolaj Bjorner 2017-07-27 17:03:04 -07:00
commit 6dbfdf3e9c
97 changed files with 1873 additions and 1532 deletions
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32
CMakeLists.txt
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@ -412,6 +412,38 @@ endif()
################################################################################
include(${CMAKE_SOURCE_DIR}/cmake/compiler_lto.cmake)
################################################################################
# Control flow integrity
################################################################################
option(ENABLE_CFI "Enable control flow integrity checking" OFF)
if (ENABLE_CFI)
set(build_types_with_cfi "RELEASE" "RELWITHDEBINFO")
if (NOT LINK_TIME_OPTIMIZATION)
message(FATAL_ERROR "Cannot enable control flow integrity checking without link-time optimization."
"You should set LINK_TIME_OPTIMIZATION to ON or ENABLE_CFI to OFF.")
endif()
if (DEFINED CMAKE_CONFIGURATION_TYPES)
# Multi configuration generator
message(STATUS "Note CFI is only enabled for the following configurations: ${build_types_with_cfi}")
# No need for else because this is the same as the set that LTO requires.
endif()
if ("${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang")
z3_add_cxx_flag("-fsanitize=cfi" REQUIRED)
z3_add_cxx_flag("-fsanitize-cfi-cross-dso" REQUIRED)
elseif ("x${CMAKE_CXX_COMPILER_ID}" STREQUAL "xMSVC")
z3_add_cxx_flag("/guard:cf" REQUIRED)
message(STATUS "Enabling CFI for MSVC")
foreach (_build_type ${build_types_with_cfi})
message(STATUS "Enabling CFI for MSVC")
string(APPEND CMAKE_EXE_LINKER_FLAGS_${_build_type} " /GUARD:CF")
string(APPEND CMAKE_SHARED_LINKER_FLAGS_${_build_type} " /GUARD:CF")
endforeach()
else()
message(FATAL_ERROR "Can't enable control flow integrity for compiler \"${CMAKE_CXX_COMPILER_ID}\"."
"You should set ENABLE_CFI to OFF or use Clang or MSVC to compile.")
endif()
endif()
################################################################################
# MSVC specific flags inherited from old build system
################################################################################