Constified methods front() and back() in CFGBlock.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@45549 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/clang/AST/CFG.h b/include/clang/AST/CFG.h
index 73ac7844c7be5e2370828682e293671f8d22b326..6cf66029af2830f1d6279867e7c56cd7c4b16b88 100644 (file)
--- a/include/clang/AST/CFG.h
+++ b/include/clang/AST/CFG.h
@@ -88,8 +88,8 @@ public:
   typedef std::reverse_iterator<const_iterator>        const_reverse_iterator;
   typedef std::reverse_iterator<iterator>                    reverse_iterator;
   
-  Stmt*                        front()             { return Stmts.front();   }
-  Stmt*                        back()              { return Stmts.back();    }
+  Stmt*                        front()       const { return Stmts.front();   }
+  Stmt*                        back()        const { return Stmts.back();    }
   
   iterator                     begin()             { return Stmts.begin();   }
   iterator                     end()               { return Stmts.end();     }