From fdee1fc725098fd8ad5e14d790cf44f821291c69 Mon Sep 17 00:00:00 2001
From: David Nadlinger <code@klickverbot.at>
Date: Thu, 7 Jun 2012 10:58:59 +0200
Subject: [PATCH] Add back support for -C, for backwards compatibility.

---
 driver/ldmd.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/driver/ldmd.cpp b/driver/ldmd.cpp
index 8e01b91d..bd319c3d 100644
--- a/driver/ldmd.cpp
+++ b/driver/ldmd.cpp
@@ -26,6 +26,9 @@
 // intentionally specified multiple times to get a certain effect (e.g. pass,
 // linker options).
 //
+// Just as with the old LDMD script, arguments can be passed through unmodified
+// to LDC by using -Csomearg.
+//
 // If maintaining this wrapper is deemed too messy at some point, an alternative
 // would be to either extend the LLVM command line library to support the DMD
 // semantics (unlikely to happen), or to abandon it altogether (except for
@@ -663,6 +666,10 @@ Params parseArgs(int originalArgc, char** originalArgv, ls::Path ldcPath)
                     goto Lnoarg;
                 }
             }
+            else if (p[1] == 'C')
+            {
+                result.unknownSwitches.push_back(concat("-", p + 2));
+            }
             else
             {
              Lerror: