Wrap to 80 columns, fix typo in comment. No behavior change.

llvm-svn: 235470
diff --git a/clang/lib/AST/Decl.cpp b/clang/lib/AST/Decl.cpp
index b532d3b..978b1df 100644
--- a/clang/lib/AST/Decl.cpp
+++ b/clang/lib/AST/Decl.cpp
@@ -894,13 +894,13 @@
   if (const CXXMethodDecl *MD = dyn_cast<CXXMethodDecl>(D)) {
     // If the type of the function uses a type with unique-external
     // linkage, it's not legally usable from outside this translation unit.
-    // But only look at the type-as-written. If this function has an auto-deduced
-    // return type, we can't compute the linkage of that type because it could
-    // require looking at the linkage of this function, and we don't need this
-    // for correctness because the type is not part of the function's
-    // signature.
-    // FIXME: This is a hack. We should be able to solve this circularity and the
-    // one in getLVForNamespaceScopeDecl for Functions some other way.
+    // But only look at the type-as-written. If this function has an
+    // auto-deduced return type, we can't compute the linkage of that type
+    // because it could require looking at the linkage of this function, and we
+    // don't need this for correctness because the type is not part of the
+    // function's signature.
+    // FIXME: This is a hack. We should be able to solve this circularity and
+    // the one in getLVForNamespaceScopeDecl for Functions some other way.
     {
       QualType TypeAsWritten = MD->getType();
       if (TypeSourceInfo *TSI = MD->getTypeSourceInfo())