Produce errors for unknown options.
This doesn't change a lot since clang still thinks it knows all of the
-f*, -m* and -W* options for example.
Other than the options clang explicitly claims to know, this fixes pr9701.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@191249 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Driver/Driver.cpp b/lib/Driver/Driver.cpp
index a2cf06a..1cbb623 100644
--- a/lib/Driver/Driver.cpp
+++ b/lib/Driver/Driver.cpp
@@ -144,6 +144,11 @@
}
}
+ for (arg_iterator it = Args->filtered_begin(options::OPT_UNKNOWN),
+ ie = Args->filtered_end(); it != ie; ++it) {
+ Diags.Report(diag::err_drv_unknown_argument) << (*it) ->getAsString(*Args);
+ }
+
return Args;
}