This is the mail archive of the
binutils-cvs@sourceware.org
mailing list for the binutils project.
[binutils-gdb] x86: Update UNDEFINED_WEAK_RESOLVED_TO_ZERO comments
- From: H.J.Lu <hjl at sourceware dot org>
- To: bfd-cvs at sourceware dot org
- Date: 6 Oct 2017 23:46:28 -0000
- Subject: [binutils-gdb] x86: Update UNDEFINED_WEAK_RESOLVED_TO_ZERO comments
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=99180bccaf09413c9ddb28e51fa30f1ca4966583
commit 99180bccaf09413c9ddb28e51fa30f1ca4966583
Author: H.J. Lu <hjl.tools@gmail.com>
Date: Fri Oct 6 16:45:37 2017 -0700
x86: Update UNDEFINED_WEAK_RESOLVED_TO_ZERO comments
* elfxx-x86.h (UNDEFINED_WEAK_RESOLVED_TO_ZERO): Update
comments.
Diff:
---
bfd/ChangeLog | 5 +++++
bfd/elfxx-x86.h | 11 ++++-------
2 files changed, 9 insertions(+), 7 deletions(-)
diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index de01ad3..79d980d 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,8 @@
+2017-10-06 H.J. Lu <hongjiu.lu@intel.com>
+
+ * elfxx-x86.h (UNDEFINED_WEAK_RESOLVED_TO_ZERO): Update
+ comments.
+
2017-10-06 John Baldwin <jhb@FreeBSD.org>
* elf-bfd.h (struct elf_backend_data): Add
diff --git a/bfd/elfxx-x86.h b/bfd/elfxx-x86.h
index 8e78b7e..a2f5fc2 100644
--- a/bfd/elfxx-x86.h
+++ b/bfd/elfxx-x86.h
@@ -49,13 +49,10 @@
#define SYMBOL_REFERENCES_LOCAL_P(INFO, H) \
_bfd_x86_elf_link_symbol_references_local ((INFO), (H))
-/* Is a undefined weak symbol which is resolved to 0. Reference to an
- undefined weak symbol is resolved to 0 when building executable if
- it isn't dynamic and
- 1. Has non-GOT/non-PLT relocations in text section. Or
- 2. Has no GOT/PLT relocation.
- Local undefined weak symbol is always resolved to 0.
- */
+/* TRUE if an undefined weak symbol should be resolved to 0. Local
+ undefined weak symbol is always resolved to 0. Reference to an
+ undefined weak symbol is resolved to 0 in executable if undefined
+ weak symbol should be resolved to 0 (zero_undefweak > 0). */
#define UNDEFINED_WEAK_RESOLVED_TO_ZERO(INFO, EH) \
((EH)->elf.root.type == bfd_link_hash_undefweak \
&& (SYMBOL_REFERENCES_LOCAL_P ((INFO), &(EH)->elf) \