From: Andreas Jaeger Date: Tue, 20 Feb 2001 08:01:32 +0000 (+0000) Subject: 2001-02-20 Andreas Jaeger X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=05aa1441bb42bdddacd51c2d959be57308de3c07;p=binutils-gdb.git 2001-02-20 Andreas Jaeger * 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. --- diff --git a/bfd/ChangeLog b/bfd/ChangeLog index 1b74b5cb0f9..9740fd0aac6 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,3 +1,8 @@ +2001-02-20 Andreas Jaeger + + * 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. + 2001-02-19 Jakub Jelinek * elf32-sparc.c (elf32_sparc_finish_dynamic_symbol): Don't make PLT 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; } }