Re: Handling corner case in building symbol table when "debug_line" includes compilation directory

[Maxim Grigoriev <maxim@tensilica.com>]

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I think I missed one important detail in my patch.
Here is an improved version:

2007-04-10 Maxim Grigoriev <maxim2405@gmail.com>

        * buildsym.c (start_subfile): Add handling missing case while
        building symbol table for a compilation unit.


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Index: gdb/buildsym.c
===================================================================
RCS file: /cvs/src/src/gdb/buildsym.c,v
retrieving revision 1.47
diff -u -r1.47 buildsym.c
--- gdb/buildsym.c	27 Feb 2007 22:57:42 -0000	1.47
+++ gdb/buildsym.c	11 Apr 2007 02:02:37 -0000
@@ -549,11 +549,23 @@
 
   for (subfile = subfiles; subfile; subfile = subfile->next)
     {
-      if (FILENAME_CMP (subfile->name, name) == 0)
+      char *subfile_name;
+      if (IS_ABSOLUTE_PATH(name) &&
+	  !IS_ABSOLUTE_PATH (subfile->name) &&
+	  (subfile->dirname != NULL))
+	subfile_name = concat (subfile->dirname, SLASH_STRING,
+			       subfile->name, NULL);
+      else
+	subfile_name = subfile->name;
+      if (FILENAME_CMP (subfile_name, name) == 0)
 	{
 	  current_subfile = subfile;
+	  if (subfile_name != subfile->name)
+	    xfree (subfile_name);
 	  return;
 	}
+      if (subfile_name != subfile->name)
+	xfree (subfile_name);
     }
 
   /* This subfile is not known.  Add an entry for it. Make an entry