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59 lines
1.8 KiB
59 lines
1.8 KiB
# Copyright (C) 2017 The Android Open Source Project
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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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declare_args() {
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# Address Sanitizer: memory bugs (e.g., UAF).
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is_asan = false
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# Leak Sanitizer: memory leaks.
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is_lsan = false
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# Memory Sanitizer: uninitialized reads.
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is_msan = false
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# Thread Sanitizer: threading bugs.
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is_tsan = false
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# Undefined Behaviour Sanitizer.
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is_ubsan = false
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# Compile for fuzzing.
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is_fuzzer = false
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# When enabled, only relevant sanitizer defines are set, but compilation
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# happens with no extra flags. This is useful when in component build
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# enabling sanitizers only in some of the components.
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use_sanitizer_configs_without_instrumentation = false
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}
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declare_args() {
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# Link in LLVM LibFuzzer.
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use_libfuzzer = is_fuzzer
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# If is_fuzzer=true and use_libfuzzer=false, add this flag to ldflags when
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# linking fuzzer executables.
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link_fuzzer = ""
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}
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declare_args() {
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using_sanitizer =
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is_asan || is_lsan || is_tsan || is_msan || is_ubsan || use_libfuzzer
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}
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assert(!using_sanitizer || is_clang || is_system_compiler,
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"is_*san requires is_clang=true'")
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assert(!is_msan || is_linux, "msan only supported on linux")
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assert(!is_tsan || (is_linux || is_mac), "tsan only supported on linux and mac")
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assert(!is_fuzzer || use_libfuzzer || link_fuzzer != "")
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