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From: "dcb314 at hotmail dot com" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/113045] armv7l-unknown-linux-gnueabihf: valgrind error
 during build of libcc1
Date: Sun, 17 Dec 2023 17:35:58 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D113045

David Binderman <dcb314 at hotmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |redi at gcc dot gnu.org

--- Comment #2 from David Binderman <dcb314 at hotmail dot com> ---
The source code in lex.cc is

  /* Align the source pointer.  */
  misalign =3D (uintptr_t)s & 15;
  p =3D (const uint8_t *)((uintptr_t)s & -16);
  data =3D vld1q_u8 (p);

git blame has=20

^d4ba3b369c (Jonathan Wakely   2022-11-01 09:48:41 +0000  869)   /* Align t=
he
source pointer.  */
^d4ba3b369c (Jonathan Wakely   2022-11-01 09:48:41 +0000  870)   misalign =
=3D
(uintptr_t)s & 15;
^d4ba3b369c (Jonathan Wakely   2022-11-01 09:48:41 +0000  871)   p =3D (con=
st
uint8_t *)((uintptr_t)s & -16);
^d4ba3b369c (Jonathan Wakely   2022-11-01 09:48:41 +0000  872)   data =3D
vld1q_u8 (p);

Adding author of code for their opinion.=