diff options
Diffstat (limited to 'clang/lib/Driver/ToolChains.cpp')
| -rw-r--r-- | clang/lib/Driver/ToolChains.cpp | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/clang/lib/Driver/ToolChains.cpp b/clang/lib/Driver/ToolChains.cpp index 819907b664c..a8b33c3ec0d 100644 --- a/clang/lib/Driver/ToolChains.cpp +++ b/clang/lib/Driver/ToolChains.cpp @@ -317,12 +317,29 @@ void DarwinClang::AddLinkRuntimeLibArgs(const ArgList &Args, SanitizerArgs Sanitize(getDriver(), Args); + // Add Ubsan runtime library, if required. + if (Sanitize.needsUbsanRt()) { + if (Args.hasArg(options::OPT_dynamiclib) || + Args.hasArg(options::OPT_bundle)) { + // Assume the binary will provide the Ubsan runtime. + } else if (isTargetIPhoneOS()) { + getDriver().Diag(diag::err_drv_clang_unsupported_per_platform) + << "-fsanitize=undefined"; + } else { + AddLinkRuntimeLib(Args, CmdArgs, "libclang_rt.ubsan_osx.a"); + + // The Ubsan runtime library requires C++. + AddCXXStdlibLibArgs(Args, CmdArgs); + } + } + // Add ASAN runtime library, if required. Dynamic libraries and bundles // should not be linked with the runtime library. if (Sanitize.needsAsanRt()) { if (Args.hasArg(options::OPT_dynamiclib) || - Args.hasArg(options::OPT_bundle)) return; - if (isTargetIPhoneOS()) { + Args.hasArg(options::OPT_bundle)) { + // Assume the binary will provide the ASan runtime. + } else if (isTargetIPhoneOS()) { getDriver().Diag(diag::err_drv_clang_unsupported_per_platform) << "-fsanitize=address"; } else { |
