Make PragmaPackStack be a private class in SemaAttr and make its
instance in Sema be a pimpl.



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@64718 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaDecl.cpp b/lib/Sema/SemaDecl.cpp
index 70990a8..7b8373c 100644
--- a/lib/Sema/SemaDecl.cpp
+++ b/lib/Sema/SemaDecl.cpp
@@ -3276,7 +3276,7 @@
     // many points during the parsing of a struct declaration (because
     // the #pragma tokens are effectively skipped over during the
     // parsing of the struct).
-    if (unsigned Alignment = PackContext.getAlignment())
+    if (unsigned Alignment = getPragmaPackAlignment())
       New->addAttr(new PackedAttr(Alignment * 8));
   }