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[binutils-gdb] PR23980, powerpc64 ld segfault
- From: Alan Modra <amodra at sourceware dot org>
- To: bfd-cvs at sourceware dot org
- Date: 17 Dec 2018 22:34:15 -0000
- Subject: [binutils-gdb] PR23980, powerpc64 ld segfault
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=87469ba2d2fc953796c7bb64e535d3f283756048
commit 87469ba2d2fc953796c7bb64e535d3f283756048
Author: Alan Modra <amodra@gmail.com>
Date: Tue Dec 18 08:59:59 2018 +1030
PR23980, powerpc64 ld segfault
PR 23980
* elf64-ppc.c (ppc64_elf_hide_symbol): Check hash table type
before referencing ppc64-only fields of hash entries.
Diff:
---
bfd/ChangeLog | 6 ++++++
bfd/elf64-ppc.c | 3 +++
2 files changed, 9 insertions(+)
diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 9e5717e..f8e936f 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,9 @@
+2018-12-18 Alan Modra <amodra@gmail.com>
+
+ PR 23980
+ * elf64-ppc.c (ppc64_elf_hide_symbol): Check hash table type
+ before referencing ppc64-only fields of hash entries.
+
2018-12-17 Alan Modra <amodra@gmail.com>
PR 23994
diff --git a/bfd/elf64-ppc.c b/bfd/elf64-ppc.c
index a2d3ea0..31a3edf 100644
--- a/bfd/elf64-ppc.c
+++ b/bfd/elf64-ppc.c
@@ -6193,6 +6193,9 @@ ppc64_elf_hide_symbol (struct bfd_link_info *info,
struct ppc_link_hash_entry *eh;
_bfd_elf_link_hash_hide_symbol (info, h, force_local);
+ if (ppc_hash_table (info) == NULL)
+ return;
+
eh = (struct ppc_link_hash_entry *) h;
if (eh->is_func_descriptor)
{