2001-02-20 Andreas Jaeger <aj@suse.de>

	* elf64-x86-64.c (elf64_x86_64_finish_dynamic_symbol): Don't make
	PLT entries that could serve as a definition for a weak symbol.

1 files changed, 7 insertions, 0 deletions

diff --git a/bfd/elf64-x86-64.c b/bfd/elf64-x86-64.c
index 9e10c917f0d..3845cc183ab 100644
--- a/bfd/elf64-x86-64.c
+++ b/bfd/elf64-x86-64.c
@@ -1656,6 +1656,13 @@ elf64_x86_64_finish_dynamic_symbol (output_bfd, info, h, sym)
 	  /* Mark the symbol as undefined, rather than as defined in
 	     the .plt section.	Leave the value alone.	*/
 	  sym->st_shndx = SHN_UNDEF;
+	  /* If the symbol is weak, we do need to clear the value.
+	     Otherwise, the PLT entry would provide a definition for
+	     the symbol even if the symbol wasn't defined anywhere,
+	     and so the symbol would never be NULL.  */
+	  if ((h->elf_link_hash_flags & ELF_LINK_HASH_REF_REGULAR_NONWEAK)
+	      == 0)
+	    sym->st_value = 0;
 	}
     }