Add --compress-debug-sections=[none|zlib|zlib-gnu|zlib-gabi]

[external/binutils.git] / bfd / elflink.c

diff --git a/bfd/elflink.c b/bfd/elflink.c
index ea9246b..6efe1e4 100644 (file)
--- a/bfd/elflink.c
+++ b/bfd/elflink.c
@@ -10890,6 +10890,21 @@ bfd_elf_final_link (bfd *abfd, struct bfd_link_info *info)
         to count upwards while actually outputting the relocations.  */
       esdo->rel.count = 0;
       esdo->rela.count = 0;
+
+      if (esdo->this_hdr.sh_offset == (file_ptr) -1)
+       {
+         /* Cache the section contents so that they can be compressed
+            later.  Use bfd_malloc since it will be freed by
+            bfd_compress_section_contents.  */
+         unsigned char *contents = esdo->this_hdr.contents;
+         if ((o->flags & SEC_ELF_COMPRESS) == 0 || contents != NULL)
+           abort ();
+         contents
+           = (unsigned char *) bfd_malloc (esdo->this_hdr.sh_size);
+         if (contents == NULL)
+           goto error_return;
+         esdo->this_hdr.contents = contents;
+       }
     }
 
   /* We have now assigned file positions for all the sections except