[cfe-commits] r113125 - /cfe/trunk/lib/Lex/Pragma.cpp

[Chris Lattner]

Author: lattner
Date: Sun Sep  5 18:16:09 2010
New Revision: 113125

URL: http://llvm.org/viewvc/llvm-project?rev=113125&view=rev
Log:
fix 7320: we can't delete a trailing space if it doesn't exist.

Modified:
    cfe/trunk/lib/Lex/Pragma.cpp

Modified: cfe/trunk/lib/Lex/Pragma.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Lex/Pragma.cpp?rev=113125&r1=113124&r2=113125&view=diff
==============================================================================
--- cfe/trunk/lib/Lex/Pragma.cpp (original)
+++ cfe/trunk/lib/Lex/Pragma.cpp Sun Sep  5 18:16:09 2010
@@ -384,7 +384,9 @@
       Lex(DependencyTok);
     }
 
-    Message.erase(Message.end()-1);
+    // Remove the trailing ' ' if present.
+    if (!Message.empty())
+      Message.erase(Message.end()-1);
     Diag(FilenameTok, diag::pp_out_of_date_dependency) << Message;
   }
 }