| # Copyright 2019 The libgav1 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(LIBGAV1_CMAKE_LIBGAV1_SANITIZER_CMAKE_) |
| return() |
| endif() # LIBGAV1_CMAKE_LIBGAV1_SANITIZER_CMAKE_ |
| set(LIBGAV1_CMAKE_LIBGAV1_SANITIZER_CMAKE_ 1) |
| |
| macro(libgav1_configure_sanitizer) |
| if(LIBGAV1_SANITIZE AND NOT MSVC) |
| if(CMAKE_CXX_COMPILER_ID MATCHES "Clang") |
| if(LIBGAV1_SANITIZE MATCHES "cfi") |
| list(APPEND LIBGAV1_CXX_FLAGS "-flto" "-fno-sanitize-trap=cfi") |
| list(APPEND LIBGAV1_EXE_LINKER_FLAGS "-flto" "-fno-sanitize-trap=cfi" |
| "-fuse-ld=gold") |
| endif() |
| |
| if(${CMAKE_SIZEOF_VOID_P} EQUAL 4 |
| AND LIBGAV1_SANITIZE MATCHES "integer|undefined") |
| list(APPEND LIBGAV1_EXE_LINKER_FLAGS "--rtlib=compiler-rt" "-lgcc_s") |
| endif() |
| endif() |
| |
| list(APPEND LIBGAV1_CXX_FLAGS "-fsanitize=${LIBGAV1_SANITIZE}") |
| list(APPEND LIBGAV1_EXE_LINKER_FLAGS "-fsanitize=${LIBGAV1_SANITIZE}") |
| |
| # Make sanitizer callstacks accurate. |
| list(APPEND LIBGAV1_CXX_FLAGS "-fno-omit-frame-pointer" |
| "-fno-optimize-sibling-calls") |
| |
| libgav1_test_cxx_flag(FLAG_LIST_VAR_NAMES LIBGAV1_CXX_FLAGS FLAG_REQUIRED) |
| libgav1_test_exe_linker_flag(FLAG_LIST_VAR_NAME LIBGAV1_EXE_LINKER_FLAGS) |
| endif() |
| endmacro() |