Index: gccgo-4.9-4.9-20140406/src/gcc/go/gofrontend/lex.cc
===================================================================
--- gccgo-4.9-4.9-20140406.orig/src/gcc/go/gofrontend/lex.cc	2013-10-14 12:47:33.000000000 +0100
+++ gccgo-4.9-4.9-20140406/src/gcc/go/gofrontend/lex.cc	2014-08-29 01:27:32.651004000 +0100
@@ -598,7 +598,7 @@
 		}
 	      else if (p[1] == '*')
 		{
-		  this->lineoff_ = p - this->linebuf_;
+		  this->lineoff_ = p + 2 - this->linebuf_;
 		  Location location = this->location();
 		  if (!this->skip_c_comment())
 		    return Token::make_invalid_token(location);