X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/f3ead217b8636f623399e66bd937b1c51774d4af..dde95ca432b2b54c8bc8d2dea3e0c9069862321d:/data/location.cc

diff --git a/data/location.cc b/data/location.cc
index 631247a7..987843b2 100644
--- a/data/location.cc
+++ b/data/location.cc
@@ -1,6 +1,6 @@
 # C++ skeleton for Bison
 
-# Copyright (C) 2002-2012 Free Software Foundation, Inc.
+# Copyright (C) 2002-2013 Free Software Foundation, Inc.
 
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -16,7 +16,7 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 m4_pushdef([b4_copyright_years],
-           [2002-2012])
+           [2002-2013])
 
 # b4_position_define
 # ------------------
@@ -253,23 +253,22 @@ m4_define([b4_location_define],
   inline std::basic_ostream<YYChar>&
   operator<< (std::basic_ostream<YYChar>& ostr, const location& loc)
   {
-    position last = loc.end - 1;
-    ostr << loc.begin;
-    if (last.filename
+    unsigned int end_col = 0 < loc.end.column ? loc.end.column - 1 : 0;
+    ostr << loc.begin// << "(" << loc.end << ") "
+;
+    if (loc.end.filename
         && (!loc.begin.filename
-            || *loc.begin.filename != *last.filename))
-      ostr << '-' << last;
-    else if (loc.begin.line != last.line)
-      ostr << '-' << last.line  << '.' << last.column;
-    else if (loc.begin.column != last.column)
-      ostr << '-' << last.column;
+            || *loc.begin.filename != *loc.end.filename))
+      ostr << '-' << loc.end.filename << ':' << loc.end.line << '.' << end_col;
+    else if (loc.begin.line < loc.end.line)
+      ostr << '-' << loc.end.line << '.' << end_col;
+    else if (loc.begin.column < end_col)
+      ostr << '-' << end_col;
     return ostr;
   }
 ]])
 
 
-# We do want M4 expansion after # for CPP macros.
-m4_changecom()
 b4_defines_if([
 b4_output_begin([b4_dir_prefix[]position.hh])
 b4_copyright([Positions for Bison parsers in C++])[