gdb/gdb-rhbz1818011-bfd-gcc10-error.patch

50 lines
1.7 KiB
Diff
Raw Normal View History

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. */