diff options
Diffstat (limited to 'media/libaom/src/build/cmake/sanitizers.cmake')
| -rw-r--r-- | media/libaom/src/build/cmake/sanitizers.cmake | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/media/libaom/src/build/cmake/sanitizers.cmake b/media/libaom/src/build/cmake/sanitizers.cmake new file mode 100644 index 000000000..77708e101 --- /dev/null +++ b/media/libaom/src/build/cmake/sanitizers.cmake @@ -0,0 +1,38 @@ +# +# Copyright (c) 2017, Alliance for Open Media. All rights reserved +# +# This source code is subject to the terms of the BSD 2 Clause License and the +# Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License was +# not distributed with this source code in the LICENSE file, you can obtain it +# at www.aomedia.org/license/software. If the Alliance for Open Media Patent +# License 1.0 was not distributed with this source code in the PATENTS file, you +# can obtain it at www.aomedia.org/license/patent. +# +if(AOM_BUILD_CMAKE_SANITIZERS_CMAKE_) + return() +endif() # AOM_BUILD_CMAKE_SANITIZERS_CMAKE_ +set(AOM_BUILD_CMAKE_SANITIZERS_CMAKE_ 1) + +if(MSVC OR NOT SANITIZE) + return() +endif() + +include("${AOM_ROOT}/build/cmake/compiler_flags.cmake") + +string(TOLOWER ${SANITIZE} SANITIZE) + +# Require the sanitizer requested. +require_linker_flag("-fsanitize=${SANITIZE}") +require_compiler_flag("-fsanitize=${SANITIZE}" YES) + +# Make callstacks accurate. +require_compiler_flag("-fno-omit-frame-pointer -fno-optimize-sibling-calls" YES) + +# Fix link errors due to missing rt compiler lib in 32-bit builds. +# http://llvm.org/bugs/show_bug.cgi?id=17693 +if(CMAKE_C_COMPILER_ID MATCHES "Clang") + if(${CMAKE_SIZEOF_VOID_P} EQUAL 4 AND "${SANITIZE}" MATCHES + "integer|undefined") + require_linker_flag("--rtlib=compiler-rt -lgcc_s") + endif() +endif() |