Fix build breakage when compiling bfd/elf.c with gcc 10. (RHBZ 1818011,

H.J. Lu)
This commit is contained in:
Kevin Buettner 2020-04-09 10:34:41 -04:00
parent 03ff51b230
commit c3e0b255c8
5 changed files with 59 additions and 1 deletions

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@ -394,3 +394,6 @@ Patch096: gdb-vla-intel-fix-print-char-array.patch
# =fedoratest # =fedoratest
Patch097: gdb-rhbz1553104-s390x-arch12-test.patch Patch097: gdb-rhbz1553104-s390x-arch12-test.patch
# Fix int conversion error from bfd/elf.c when compiling with gcc 10
Patch098: gdb-rhbz1818011-bfd-gcc10-error.patch

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@ -95,3 +95,4 @@
%patch095 -p1 %patch095 -p1
%patch096 -p1 %patch096 -p1
%patch097 -p1 %patch097 -p1
%patch098 -p1

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@ -95,3 +95,4 @@ gdb-rhbz1398387-tab-crash-test.patch
gdb-archer.patch gdb-archer.patch
gdb-vla-intel-fix-print-char-array.patch gdb-vla-intel-fix-print-char-array.patch
gdb-rhbz1553104-s390x-arch12-test.patch gdb-rhbz1553104-s390x-arch12-test.patch
gdb-rhbz1818011-bfd-gcc10-error.patch

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@ -0,0 +1,49 @@
From FEDORA_PATCHES Mon Sep 17 00:00:00 2001
From: Kevin Buettner <kevinb@redhat.com>
Date: Wed, 8 Apr 2020 16:15:52 -0400
Subject: gdb-rhbz1818011-bfd-gcc10-error.patch
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
;; Fix int conversion error from bfd/elf.c when compiling with gcc 10
Original commit message from H.J. Lu <hjl.tools@gmail.com> is below:
bfd: Change num_group to unsigned int
elf.c failed with to with GCC 10 as of
commit 906b3eb9df6c577d3f6e9c3ea5c9d7e4d1e90536
Author: Martin Liska <mliska@suse.cz>
Date: Tue Mar 24 11:40:10 2020 +0100
Improve endianess detection.
PR lto/94249
* plugin-api.h: Add more robust endianess detection.
binutils-gdb/bfd/elf.c: In function setup_group:
binutils-gdb/bfd/elf.c:740:35: error: overflow in conversion from unsigned int to int changes value from num_group = 4294967295 to -1 [-Werror=overflow]
740 | elf_tdata (abfd)->num_group = num_group = -1;
| ^~~~~~~~~
cc1: all warnings being treated as errors
make[2]: *** [Makefile:1608: elf.lo] Error 1
Change num_group in elf_obj_tdata to unsigned int to compile with GCC 10.
PR binutils/25717
* elf-bfd.h (elf_obj_tdata): Change num_group to unsigned int.
diff --git a/bfd/elf-bfd.h b/bfd/elf-bfd.h
--- a/bfd/elf-bfd.h
+++ b/bfd/elf-bfd.h
@@ -1937,7 +1937,7 @@ struct elf_obj_tdata
struct sdt_note *sdt_note_head;
Elf_Internal_Shdr **group_sect_ptr;
- int num_group;
+ unsigned int num_group;
/* Index into group_sect_ptr, updated by setup_group when finding a
section's group. Used to optimize subsequent group searches. */

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@ -35,7 +35,7 @@ Version: 9.1
# The release always contains a leading reserved number, start it at 1. # The release always contains a leading reserved number, start it at 1.
# `upstream' is not a part of `name' to stay fully rpm dependencies compatible for the testing. # `upstream' is not a part of `name' to stay fully rpm dependencies compatible for the testing.
Release: 4%{?dist} Release: 5%{?dist}
License: GPLv3+ and GPLv3+ with exceptions and GPLv2+ and GPLv2+ with exceptions and GPL+ and LGPLv2+ and LGPLv3+ and BSD and Public Domain and GFDL License: GPLv3+ and GPLv3+ with exceptions and GPLv2+ and GPLv2+ with exceptions and GPL+ and LGPLv2+ and LGPLv3+ and BSD and Public Domain and GFDL
# Do not provide URL for snapshots as the file lasts there only for 2 days. # Do not provide URL for snapshots as the file lasts there only for 2 days.
@ -1155,6 +1155,10 @@ fi
%endif %endif
%changelog %changelog
* Wed Apr 08 2020 Kevin Buettner <kevinb@redhat.com> - 9.1-5
- Fix build breakage when compiling bfd/elf.c with gcc 10. (RHBZ 1818011,
H.J. Lu)
* Mon Mar 2 2020 Sergio Durigan Junior <sergiodj@redhat.com> - 9.1-4 * Mon Mar 2 2020 Sergio Durigan Junior <sergiodj@redhat.com> - 9.1-4
- Add '--without-guile' to GDB_MINIMAL_CONFIGURE_FLAGS. - Add '--without-guile' to GDB_MINIMAL_CONFIGURE_FLAGS.