diff options
Diffstat (limited to 'lib/Driver/Tools.cpp')
| -rw-r--r-- | lib/Driver/Tools.cpp | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp index 7c73780036..c266cc2172 100644 --- a/lib/Driver/Tools.cpp +++ b/lib/Driver/Tools.cpp @@ -473,6 +473,13 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA, if (!Args.hasFlag(options::OPT_fcommon, options::OPT_fno_common)) CmdArgs.push_back("-fno-common"); + // -fsigned-bitfields is default, and clang doesn't yet support + // --funsigned-bitfields. + if (!Args.hasFlag(options::OPT_fsigned_bitfields, + options::OPT_funsigned_bitfields)) + D.Diag(clang::diag::warn_drv_clang_unsupported) + << Args.getLastArg(options::OPT_funsigned_bitfields)->getAsString(Args); + Args.AddLastArg(CmdArgs, options::OPT_dM); Args.AddLastArg(CmdArgs, options::OPT_dD); |