Push bound architecture name into TranslateArgs.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@81366 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Driver/Compilation.cpp b/lib/Driver/Compilation.cpp
index f6e1885..c12f5aa 100644
--- a/lib/Driver/Compilation.cpp
+++ b/lib/Driver/Compilation.cpp
@@ -49,7 +49,7 @@
 
   DerivedArgList *&Entry = TCArgs[std::make_pair(TC, BoundArch)];
   if (!Entry)
-    Entry = TC->TranslateArgs(*Args);
+    Entry = TC->TranslateArgs(*Args, BoundArch);
 
   return *Entry;
 }