With -ccc-pch-is-pch, always treat precompiled inputs as PCH,
regardless of extension.
 - Otherwise we can't expect that just plugging in -ccc-pch-is-pch
   will work.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@70318 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp
index d298a22..93966a5 100644
--- a/lib/Driver/Tools.cpp
+++ b/lib/Driver/Tools.cpp
@@ -138,7 +138,7 @@
 
       if (FoundPCH || FoundPTH) {
         A->claim();
-        if (FoundPCH)
+        if (D.CCCUsePCH)
           CmdArgs.push_back("-include-pch");
         else
           CmdArgs.push_back("-include-pth");