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authorAlan Modra <amodra@bigpond.net.au>2006-02-21 01:51:59 +0000
committerAlan Modra <amodra@bigpond.net.au>2006-02-21 01:51:59 +0000
commit9546b34fd943c6981a74f94789771d34898ef5e3 (patch)
treef6697764b45ba18ec5d0625b51db5e114455b0d0 /bfd/elf32-sh.c
parent8471fe473723a4dadcd0e47702810325b3a5962d (diff)
downloadgdb-9546b34fd943c6981a74f94789771d34898ef5e3.tar.gz
PR ld/2218
* elf32-arm.c (allocate_dynrelocs): Ensure undef weak sym in pie is dynamic. * elf32-hppa.c (allocate_dynrelocs): Likewise. * elf32-i386.c (allocate_dynrelocs): Likewise. * elf32-s390.c (allocate_dynrelocs): Likewise. * elf32-sh.c (allocate_dynrelocs): Likewise. * elf64-s390.c (allocate_dynrelocs): Likewise. * elf64-x86-64.c (allocate_dynrelocs): Likewise. * elf32-m32r.c (allocate_dynrelocs): Likewise. Discard relocs on undef weak with non-default visibility too. * elfxx-sparc.c (allocate_dynrelocs): Ditto.
Diffstat (limited to 'bfd/elf32-sh.c')
-rw-r--r--bfd/elf32-sh.c20
1 files changed, 16 insertions, 4 deletions
diff --git a/bfd/elf32-sh.c b/bfd/elf32-sh.c
index 4d07414cd1b..fbd04704814 100644
--- a/bfd/elf32-sh.c
+++ b/bfd/elf32-sh.c
@@ -1,6 +1,6 @@
/* Renesas / SuperH SH specific support for 32-bit ELF
- Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
- Free Software Foundation, Inc.
+ Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
+ 2006 Free Software Foundation, Inc.
Contributed by Ian Lance Taylor, Cygnus Support.
This file is part of BFD, the Binary File Descriptor library.
@@ -4160,9 +4160,21 @@ allocate_dynrelocs (struct elf_link_hash_entry *h, void *inf)
/* Also discard relocs on undefined weak syms with non-default
visibility. */
- if (ELF_ST_VISIBILITY (h->other) != STV_DEFAULT
+ if (eh->dyn_relocs != NULL
&& h->root.type == bfd_link_hash_undefweak)
- eh->dyn_relocs = NULL;
+ {
+ if (ELF_ST_VISIBILITY (h->other) != STV_DEFAULT)
+ eh->dyn_relocs = NULL;
+
+ /* Make sure undefined weak symbols are output as a dynamic
+ symbol in PIEs. */
+ else if (h->dynindx == -1
+ && !h->forced_local)
+ {
+ if (! bfd_elf_link_record_dynamic_symbol (info, h))
+ return FALSE;
+ }
+ }
}
else
{