Documentation cleanup: escape # in a Doxygen comment.

llvm-svn: 158549
diff --git a/clang/lib/Basic/SourceManager.cpp b/clang/lib/Basic/SourceManager.cpp
index bf233fa..8c8f636 100644
--- a/clang/lib/Basic/SourceManager.cpp
+++ b/clang/lib/Basic/SourceManager.cpp
@@ -189,7 +189,7 @@
 }
 
 /// AddLineNote - Add a line note to the line table that indicates that there
-/// is a #line at the specified FID/Offset location which changes the presumed
+/// is a \#line at the specified FID/Offset location which changes the presumed
 /// location to LineNo/FilenameID.
 void LineTableInfo::AddLineNote(FileID FID, unsigned Offset,
                                 unsigned LineNo, int FilenameID) {