diff options
Diffstat (limited to 'lib/Driver/Tools.cpp')
| -rw-r--r-- | lib/Driver/Tools.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp index 32ce80d514..feb01cf063 100644 --- a/lib/Driver/Tools.cpp +++ b/lib/Driver/Tools.cpp @@ -204,6 +204,10 @@ void Clang::AddPreprocessingOptions(const Driver &D, // those options. :( Args.AddAllArgValues(CmdArgs, options::OPT_Wp_COMMA, options::OPT_Xpreprocessor); + + // -I- is a deprecated GCC feature, reject it. + if (Arg *A = Args.getLastArg(options::OPT_I_)) + D.Diag(clang::diag::err_drv_I_dash_not_supported) << A->getAsString(Args); } /// getARMTargetCPU - Get the (LLVM) name of the ARM cpu we are targetting. |