Just rethrow previous exception instead of making a new one


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@8718 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Bytecode/Reader/Reader.cpp b/lib/Bytecode/Reader/Reader.cpp
index 067b70b..c69e680 100644
--- a/lib/Bytecode/Reader/Reader.cpp
+++ b/lib/Bytecode/Reader/Reader.cpp
@@ -654,6 +654,6 @@
     freeState();       // Must destroy handles before deleting module!
     delete TheModule;
     TheModule = 0;
-    throw Error;
+    throw;
   }
 }