Fix typo in error message.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@61191 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/TableGen/LLVMCConfigurationEmitter.cpp b/utils/TableGen/LLVMCConfigurationEmitter.cpp
index 1aa0ec6..c97d257 100644
--- a/utils/TableGen/LLVMCConfigurationEmitter.cpp
+++ b/utils/TableGen/LLVMCConfigurationEmitter.cpp
@@ -1560,7 +1560,7 @@
 
   else
     throw "Unknown operator in edge properties list: " + OpName + '!' +
-      "Only 'inc_weight', 'dec_weight' and 'error' are allowed.";
+      "\nOnly 'inc_weight', 'dec_weight' and 'error' are allowed.";
 
   if (d.getNumArgs() > 0)
     O << InitPtrToInt(d.getArg(0)) << ";\n";