Driver: Add -Qunused-arguments option to suppress driver "unused
arguments" warning.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@68410 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Driver/Driver.cpp b/lib/Driver/Driver.cpp
index a1c80a1..7890e72 100644
--- a/lib/Driver/Driver.cpp
+++ b/lib/Driver/Driver.cpp
@@ -792,8 +792,9 @@
II);
}
- // If there were errors, don't warn about any unused arguments.
- if (Diags.getNumErrors())
+ // If the user passed -Qunused-arguments or there were errors, don't
+ // warn about any unused arguments.
+ if (Diags.getNumErrors() || C.getArgs().hasArg(options::OPT_Qunused_arguments))
return;
// Claim -### here.