Fix infinite-loop in unwrapped line parser.

Discovered when accidentally formatting a python file :-).

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@177527 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/Format/UnwrappedLineParser.cpp b/lib/Format/UnwrappedLineParser.cpp
index 2ca44620c3..a01344c03e 100644
--- a/lib/Format/UnwrappedLineParser.cpp
+++ b/lib/Format/UnwrappedLineParser.cpp
@@ -684,7 +684,7 @@ void UnwrappedLineParser::parseRecord() {
     // (this would still leave us with an ambiguity between template function
     // and class declarations).
     if (FormatTok.Tok.is(tok::colon) || FormatTok.Tok.is(tok::less)) {
-      while (FormatTok.Tok.isNot(tok::l_brace)) {
+      while (!eof() && FormatTok.Tok.isNot(tok::l_brace)) {
         if (FormatTok.Tok.is(tok::semi))
           return;
         nextToken();