From: Dmitri Gribenko <gribozavr@gmail.com>
Date: Wed, 19 Dec 2012 17:34:55 +0000 (+0000)
Subject: Fix PR14591: Windows newlines in doxygen comments cause failed assertion in
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=ca57ccdf480fc002202c74011bdf14687f164a5a;p=clang

Fix PR14591: Windows newlines in doxygen comments cause failed assertion in
TextDiagnostic

Patch by Janusz Chorko.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@170566 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/AST/CommentParser.cpp b/lib/AST/CommentParser.cpp
index 7113f140eb..a7ba013efc 100644
--- a/lib/AST/CommentParser.cpp
+++ b/lib/AST/CommentParser.cpp
@@ -175,8 +175,7 @@ public:
     memcpy(TextPtr, WordText.c_str(), Length + 1);
     StringRef Text = StringRef(TextPtr, Length);
 
-    formTokenWithChars(Tok, Loc, WordBegin,
-                       Pos.BufferPtr - WordBegin, Text);
+    formTokenWithChars(Tok, Loc, WordBegin, Length, Text);
     return true;
   }
 
diff --git a/test/Sema/warn-documentation-crlf.c b/test/Sema/warn-documentation-crlf.c
new file mode 100644
index 0000000000..99c0714efa
--- /dev/null
+++ b/test/Sema/warn-documentation-crlf.c
@@ -0,0 +1,13 @@
+// RUN: %clang_cc1 -fsyntax-only -Wdocumentation %s
+// The run line does not have '-verify' because we were crashing while printing
+// the diagnostic.
+
+// This file has DOS-style line endings (CR LF).  Please don't change it to
+// Unix-style LF!
+
+// PR14591.  Check that we don't crash on this.
+/**
+ * @param abc
+ */
+void nocrash1(int qwerty);
+