https://sourceware.org/bugzilla/show_bug.cgi?id=32486

            Bug ID: 32486
           Summary: [2.44 regression] x264 fails to assemble on arm64
                    (Error: unknown mnemonic `endfunc' -- `endfunc')
           Product: binutils
           Version: unspecified
            Status: NEW
          Severity: normal
          Priority: P2
         Component: gas
          Assignee: unassigned at sourceware dot org
          Reporter: sam at gentoo dot org
  Target Milestone: ---

Some of x264's asm fails to assemble with binutils trunk, it works with the
binutils-2.43 release branch:
```
# /usr/aarch64-unknown-linux-gnu/binutils-bin/9999/as
./common/aarch64/bitstream-a-8.s
../x264-4613ac3c15fd75cebc4b9f65b7fb95e70a3acce1/common/aarch64/bitstream-a.S:
Assembler messages:
../x264-4613ac3c15fd75cebc4b9f65b7fb95e70a3acce1/common/aarch64/bitstream-a.S:82:
Error: unknown mnemonic `endfunc' -- `endfunc'
```

```
$ as --version
GNU assembler (Gentoo 9999 p1) 2.43.50.20241220
Copyright (C) 2024 Free Software Foundation, Inc.
This program is free software; you may redistribute it under the terms of
the GNU General Public License version 3 or later.
This program has absolutely no warranty.
This assembler was configured for a target of `aarch64-unknown-linux-gnu'.
```

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