libitm: Remove unused code.

[pf3gnuchains/gcc-fork.git] / gcc / ada / par-sync.adb

diff --git a/gcc/ada/par-sync.adb b/gcc/ada/par-sync.adb
index 0e6417a..cbf1d1e 100644 (file)
--- a/gcc/ada/par-sync.adb
+++ b/gcc/ada/par-sync.adb
@@ -6,19 +6,17 @@
 --                                                                          --
 --                                 B o d y                                  --
 --                                                                          --
---                                                                          --
---          Copyright (C) 1992-2001 Free Software Foundation, Inc.          --
+--          Copyright (C) 1992-2008, Free Software Foundation, Inc.         --
 --                                                                          --
 -- GNAT is free software;  you can  redistribute it  and/or modify it under --
 -- terms of the  GNU General Public License as published  by the Free Soft- --
--- ware  Foundation;  either version 2,  or (at your option) any later ver- --
+-- ware  Foundation;  either version 3,  or (at your option) any later ver- --
 -- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
 -- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
 -- or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License --
 -- for  more details.  You should have  received  a copy of the GNU General --
--- Public License  distributed with GNAT;  see file COPYING.  If not, write --
--- to  the Free Software Foundation,  59 Temple Place - Suite 330,  Boston, --
--- MA 02111-1307, USA.                                                      --
+-- Public License  distributed with GNAT; see file COPYING3.  If not, go to --
+-- http://www.gnu.org/licenses for a complete copy of the license.          --
 --                                                                          --
 -- GNAT was originally developed  by the GNAT team at  New York University. --
 -- Extensive contributions were provided by Ada Core Technologies Inc.      --
@@ -83,7 +81,7 @@ package body Sync is
       loop
          --  Terminating tokens are those in class Eterm and also RANGE,
          --  DIGITS or DELTA if not preceded by an apostrophe (if they are
-         --  preceded by an apostrophe, then they are attributes). In addiion,
+         --  preceded by an apostrophe, then they are attributes). In addition,
          --  at the outer parentheses level only, we also consider a comma,
          --  right parenthesis or vertical bar to terminate an expression.
 
@@ -134,7 +132,7 @@ package body Sync is
    procedure Resync_Init is
    begin
       --  The following check makes sure we do not get stuck in an infinite
-      --  loop resynchonizing and getting nowhere. If we are called to do a
+      --  loop resynchronizing and getting nowhere. If we are called to do a
       --  resynchronize and we are exactly at the same point that we left off
       --  on the last resynchronize call, then we force at least one token to
       --  be skipped so that we make progress!
@@ -181,11 +179,46 @@ package body Sync is
          end if;
       end loop;
 
-      --  Fall out of loop with resyncrhonization complete
+      --  Fall out of loop with resynchronization complete
 
       Resync_Resume;
    end Resync_Past_Semicolon;
 
+   -------------------------
+   -- Resync_To_Semicolon --
+   -------------------------
+
+   procedure Resync_To_Semicolon is
+   begin
+      Resync_Init;
+
+      loop
+         --  Done if we are at a semicolon
+
+         if Token = Tok_Semicolon then
+            exit;
+
+         --  Done if we are at a token which normally appears only after
+         --  a semicolon. One special glitch is that the keyword private is
+         --  in this category only if it does NOT appear after WITH.
+
+         elsif Token in Token_Class_After_SM
+            and then (Token /= Tok_Private or else Prev_Token /= Tok_With)
+         then
+            exit;
+
+         --  Otherwise keep going
+
+         else
+            Scan;
+         end if;
+      end loop;
+
+      --  Fall out of loop with resynchronization complete
+
+      Resync_Resume;
+   end Resync_To_Semicolon;
+
    ----------------------------------------------
    -- Resync_Past_Semicolon_Or_To_Loop_Or_Then --
    ----------------------------------------------
@@ -205,9 +238,8 @@ package body Sync is
          --  a semicolon. One special glitch is that the keyword private is
          --  in this category only if it does NOT appear after WITH.
 
-         elsif (Token in Token_Class_After_SM
-                  and then (Token /= Tok_Private
-                              or else Prev_Token /= Tok_With))
+         elsif Token in Token_Class_After_SM
+           and then (Token /= Tok_Private or else Prev_Token /= Tok_With)
          then
             exit;
 
@@ -223,7 +255,7 @@ package body Sync is
          end if;
       end loop;
 
-      --  Fall out of loop with resyncrhonization complete
+      --  Fall out of loop with resynchronization complete
 
       Resync_Resume;
    end Resync_Past_Semicolon_Or_To_Loop_Or_Then;
@@ -267,7 +299,7 @@ package body Sync is
          end if;
       end loop;
 
-      --  Fall out of loop with resyncrhonization complete
+      --  Fall out of loop with resynchronization complete
 
       Resync_Resume;
    end Resync_To_When;