diff options
Diffstat (limited to 'clang/lib/Driver/SanitizerArgs.cpp')
| -rw-r--r-- | clang/lib/Driver/SanitizerArgs.cpp | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/clang/lib/Driver/SanitizerArgs.cpp b/clang/lib/Driver/SanitizerArgs.cpp index 5e6af4bd5c1..d64ac53b69e 100644 --- a/clang/lib/Driver/SanitizerArgs.cpp +++ b/clang/lib/Driver/SanitizerArgs.cpp @@ -559,6 +559,14 @@ SanitizerArgs::SanitizerArgs(const ToolChain &TC, } } + AsanUseAfterScope = + Args.hasArg(options::OPT_fsanitize_address_use_after_scope); + if (AsanUseAfterScope && !(AllAddedKinds & Address)) { + D.Diag(clang::diag::err_drv_argument_only_allowed_with) + << "-fsanitize-address-use-after-scope" + << "-fsanitize=address"; + } + // Parse -link-cxx-sanitizer flag. LinkCXXRuntimes = Args.hasArg(options::OPT_fsanitize_link_cxx_runtime) || D.CCCIsCXX(); @@ -655,6 +663,9 @@ void SanitizerArgs::addArgs(const ToolChain &TC, const llvm::opt::ArgList &Args, CmdArgs.push_back(Args.MakeArgString("-fsanitize-address-field-padding=" + llvm::utostr(AsanFieldPadding))); + if (AsanUseAfterScope) + CmdArgs.push_back(Args.MakeArgString("-fsanitize-address-use-after-scope")); + // MSan: Workaround for PR16386. // ASan: This is mainly to help LSan with cases such as // https://code.google.com/p/address-sanitizer/issues/detail?id=373 |
