From:	"Mark E." <snowball3 AT softhome DOT net>
To:	djgpp-workers AT delorie DOT com
Date:	Tue, 13 Aug 2002 14:38:03 -0400
MIME-Version:	1.0
Subject:	Re: Problem with DWARF2 debug info for DJGPP
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> Your right. I'll try and make the rule more restrictive just in case.

Here's a more restrictive version:

*** write.c.orig	Sat Jun  8 03:37:14 2002
--- write.c	Tue Aug 13 14:36:32 2002
*************** set_segment_vma (abfd, sec, xxx)
*** 1419,1429 ****
       PTR xxx ATTRIBUTE_UNUSED;
  {
    static bfd_vma addr = 0;
  
!   bfd_set_section_vma (abfd, sec, addr);
!   addr += bfd_section_size (abfd, sec);
  }
! #endif /* BFD_ASSEMBLER && OBJ_COFF && !TE_PE  */
  
  /* Finish the subsegments.  After every sub-segment, we fake an
     ".align ...".  This conforms to BSD4.2 brane-damage.  We then fake
--- 1419,1456 ----
       PTR xxx ATTRIBUTE_UNUSED;
  {
    static bfd_vma addr = 0;
+   flagword flags;
+   int debug_section, maybe_debug_section;
  
!   flags = bfd_get_section_flags (abfd, sec);
!   debug_section = (flags & SEC_DEBUGGING) != 0;
! 
!   /* SEC_DEBUGGING may not be set for DWARF2 sections.
!      Check for them by name to be certain.  */
!   maybe_debug_section = (flags & SEC_ALLOC) == 0
!                         && (flags & SEC_HAS_CONTENTS) != 0;
! 
!   /* Set the vma of debugging sections to zero to keep
!      BFD's DWARF2 reader from complaining about bad data
!      when an undefined symbol is reported by the linker.  */
!   if (!debug_section && maybe_debug_section)
!     {
!       const char *sec_name = bfd_get_section_name (abfd, sec);
!       if (strncmp (sec_name, ".debug", 6) == 0
!           || strncmp (sec_name, ".gnu.linkonce.wi.", 17) == 0)
!             debug_section = 1;
!     }
! 
!   if (debug_section)
!     {
!       bfd_set_section_vma (abfd, sec, 0);
!       return;
!     }
! 
!     bfd_set_section_vma (abfd, sec, addr);
!     addr += bfd_section_size (abfd, sec);
  }
! #endif /* BFD_ASSEMBLER && OBJ_COFF && !TE_GO32  */
  
  /* Finish the subsegments.  After every sub-segment, we fake an
     ".align ...".  This conforms to BSD4.2 brane-damage.  We then fake

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