assimp/contrib/draco/cmake/draco_sanitizer.cmake

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# Copyright 2021 The Draco Authors
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may not
# use this file except in compliance with the License. You may obtain a copy of
# the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations under
# the License.
if(DRACO_CMAKE_DRACO_SANITIZER_CMAKE_)
return()
endif() # DRACO_CMAKE_DRACO_SANITIZER_CMAKE_
set(DRACO_CMAKE_DRACO_SANITIZER_CMAKE_ 1)
# Handles the details of enabling sanitizers.
macro(draco_configure_sanitizer)
if(DRACO_SANITIZE
AND NOT EMSCRIPTEN
AND NOT MSVC)
if(CMAKE_CXX_COMPILER_ID MATCHES "Clang")
if(DRACO_SANITIZE MATCHES "cfi")
list(APPEND SAN_CXX_FLAGS "-flto" "-fno-sanitize-trap=cfi")
list(APPEND SAN_LINKER_FLAGS "-flto" "-fno-sanitize-trap=cfi"
"-fuse-ld=gold")
endif()
if(${CMAKE_SIZEOF_VOID_P} EQUAL 4 AND DRACO_SANITIZE MATCHES
"integer|undefined")
list(APPEND SAN_LINKER_FLAGS "--rtlib=compiler-rt" "-lgcc_s")
endif()
endif()
list(APPEND SAN_CXX_FLAGS "-fsanitize=${DRACO_SANITIZE}")
list(APPEND SAN_LINKER_FLAGS "-fsanitize=${DRACO_SANITIZE}")
# Make sanitizer callstacks accurate.
list(APPEND SAN_CXX_FLAGS "-fno-omit-frame-pointer")
list(APPEND SAN_CXX_FLAGS "-fno-optimize-sibling-calls")
draco_test_cxx_flag(FLAG_LIST_VAR_NAMES SAN_CXX_FLAGS FLAG_REQUIRED)
draco_test_exe_linker_flag(FLAG_LIST_VAR_NAME SAN_LINKER_FLAGS)
endif()
endmacro()