From 0321b8ffd6de8c6fda99cc3daeb08d33fe8ff03e Mon Sep 17 00:00:00 2001
From: Fariborz Jahanian <fjahanian@apple.com>
Date: Thu, 9 May 2013 17:18:52 +0000
Subject: [doc parsing]: make single character command impostures warn in
 pedantic mode.

llvm-svn: 181523
---
 clang/lib/AST/CommentCommandTraits.cpp | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'clang/lib/AST/CommentCommandTraits.cpp')

diff --git a/clang/lib/AST/CommentCommandTraits.cpp b/clang/lib/AST/CommentCommandTraits.cpp
index dc4744a..6baf4a9 100644
--- a/clang/lib/AST/CommentCommandTraits.cpp
+++ b/clang/lib/AST/CommentCommandTraits.cpp
@@ -68,6 +68,11 @@ HelperTypoCorrectCommandInfo(SmallVectorImpl<const CommandInfo *> &BestCommand,
 
 const CommandInfo *
 CommandTraits::getTypoCorrectCommandInfo(StringRef Typo) const {
+  // single character command impostures, such as \t or \n must not go
+  // through the fixit logic.
+  if (Typo.size() <= 1)
+    return NULL;
+  
   SmallVector<const CommandInfo *, 2> BestCommand;
   
   int NumOfCommands = sizeof(Commands) / sizeof(CommandInfo);
-- 
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