Re: java/4360: libjava fails to compile on i686-pc-linux-gnu (AttributedString)

[Alexandre Petit-Bianco <apbianco at cygnus dot com>]

The following reply was made to PR java/4360; it has been noted by GNATS.

From: Alexandre Petit-Bianco <apbianco@cygnus.com>
To: "Georg Wild" <georg.wild@gmx.de>, gcc-gnats@gcc.gnu.org
Cc:  
Subject: Re: java/4360: libjava fails to compile on i686-pc-linux-gnu (AttributedString)
Date: Fri, 21 Sep 2001 11:25:45 -0700 (PDT)

 [Please keep gcc-gnats@gcc.gnu.org in CC so that things get archived,
  not mentionning reaching a larger audience.]
 
 Georg Wild writes:
 
 > /root/gcc/gcc/gcj -B/root/gcc/i686-pc-linux-gnu/libjava/ -B/root/gcc/gcc/ --
 > encoding=UTF-8 -C -g -classpath /root/gcc/i686-pc-linux-gnu/libjava:. -d
 > /root/gcc/i686-pc-linux-gnu/libjava java/lang/ClassNotFoundException.java
 > java/lang/ClassNotFoundException.java:0: warning: source file seen twice on
 > command line and will be compiled only once.
 
 Intriguing. Can you apply the patch below, and run the same command
 putting a -v at the end of it? Thanks.
 
 ./A
 
 Index: jcf-parse.c
 ===================================================================
 RCS file: /cvs/gcc/gcc/gcc/java/jcf-parse.c,v
 retrieving revision 1.93
 diff -u -p -r1.93 jcf-parse.c
 --- jcf-parse.c 2001/09/06 22:22:43     1.93
 +++ jcf-parse.c 2001/09/21 18:23:14
 @@ -950,7 +950,13 @@ predefined_filename_p (node)
    int i;
    for (i = 0; i < PREDEF_FILENAMES_SIZE; i++)
      if (predef_filenames [i] == node)
 -      return 1;
 +      {
 +       printf ("// predefined_filename_p: %s found @%d\n", 
 +               IDENTIFIER_POINTER (node), i);
 +       return 1;
 +      }
 +  printf ("// predefined_filename_p: %s not found\n",
 +         IDENTIFIER_POINTER (node));
    return 0;
  }
  
 @@ -1050,14 +1053,21 @@ yyparse ()
              current_file_list. This search happens only for these
              files, presumably only when we're recompiling libgcj. */
              
 +         printf ("// value=%s\n", value);
           if ((id = maybe_get_identifier (value)))
             {
 +             printf ("// id=%s\n", IDENTIFIER_POINTER (id));
               if (predefined_filename_p (id))
                 {
                   tree c;
                   for (c = current_file_list; c; c = TREE_CHAIN (c))
 -                   if (TREE_VALUE (c) == id)
 -                     twice = 1;
 +                   {
 +                     printf ("// Considering c=%s - id=%s", 
 +                             IDENTIFIER_POINTER (TREE_VALUE (c)), 
 +                             IDENTIFIER_POINTER (id));
 +                     if (TREE_VALUE (c) == id)
 +                       twice = 1;
 +                   }
                 }
               else
                 twice = 1;