gcc/go/go-location.h

   1 // go-location.h -- GCC specific Location declaration.   -*- C++ -*-
   2
   3 // Copyright 2011 The Go Authors. All rights reserved.
   4 // Use of this source code is governed by a BSD-style
   5 // license that can be found in the LICENSE file.
   6
   7 #ifndef GO_LOCATION_H
   8 #define GO_LOCATION_H
   9
  10 #include "go-system.h"
  11
  12 // A location in an input source file.
  13
  14 class Location
  15 {
  16  public:
  17   Location()
  18     : gcc_loc_(UNKNOWN_LOCATION)
  19   { }
  20
  21   explicit Location(source_location loc)
  22     : gcc_loc_(loc)
  23   { }
  24
  25   source_location
  26   gcc_location() const
  27   { return this->gcc_loc_; }
  28
  29   // Temporary hack till error_at and warning_at can deal with a Location.
  30   operator source_location() const
  31   { return this->gcc_loc_; }
  32
  33  private:
  34   source_location gcc_loc_;
  35 };
  36
  37 // The Go frontend requires the ability to compare Locations.
  38
  39 inline bool
  40 operator<(Location loca, Location locb)
  41 {
  42   return loca.gcc_location() < locb.gcc_location();
  43 }
  44
  45 #endif // !defined(GO_LOCATION_H)