.s files don't require the preprocessor, patch by Roman Divacky!


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@58349 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/Driver/clang.cpp b/Driver/clang.cpp
index 765c05b..3cf654f 100644
--- a/Driver/clang.cpp
+++ b/Driver/clang.cpp
@@ -300,7 +300,7 @@
   // assembler: .S
   if (Ext == "c")
     return langkind_c;
-  else if (Ext == "S" || Ext == "s")
+  else if (Ext == "S")
     return langkind_asm_cpp;
   else if (Ext == "i")
     return langkind_c_cpp;