diff -r be919b22085b -r 85196d4d4181 src/Scanner.cpp
--- a/src/Scanner.cpp	Mon Jul 30 00:03:46 2012 -0700
+++ b/src/Scanner.cpp	Mon Jul 30 11:38:32 2012 -0700
@@ -544,6 +544,7 @@
                 c = getChar();
                 if (c == '=')
                     return TOK_ASSIGN_SHL;
+                putChar(c);
                 return TOK_SHL;
             }
             putChar(c);