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