File bfd-change-num_group-to-unsigned-int.patch of Package gdb

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File bfd-change-num_group-to-unsigned-int.patch of Package gdb (Revision c946e2390a2cfd149dba483e746b8707)

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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.

---
 bfd/elf-bfd.h | 2 +-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/bfd/elf-bfd.h b/bfd/elf-bfd.h
index c546b583b8..5f3a5cc04b 100644
--- a/bfd/elf-bfd.h
+++ b/bfd/elf-bfd.h
@@ -1953,7 +1953,7 @@ 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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File bfd-change-num_group-to-unsigned-int.patch of Package gdb (Revision c946e2390a2cfd149dba483e746b8707)

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