Fix an infinite loop in comment lexer: we were not advancing in the input character stream when we saw a '<' that is not a start of an HTML tag.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@159303 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 5 insertions, 0 deletions

diff --git a/lib/AST/CommentLexer.cpp b/lib/AST/CommentLexer.cpp
index 0b76050ff0..c3a801d924 100644
--- a/lib/AST/CommentLexer.cpp
+++ b/lib/AST/CommentLexer.cpp
@@ -357,6 +357,11 @@ void Lexer::lexCommentText(Token &T) {
           setupAndLexHTMLOpenTag(T);
         else if (C == '/')
           lexHTMLCloseTag(T);
+        else {
+          StringRef Text(BufferPtr, TokenPtr - BufferPtr);
+          formTokenWithChars(T, TokenPtr, tok::text);
+          T.setText(Text);
+        }
         return;
       }