On Tue, Dec 05, 2023 at 02:55:05PM +0100, Richard Biener wrote:
> Bootstrapped and tested on x86_64-unknown-linux-gnu, OK?
>
> Thanks,
> Richard.
>
> PR sanitizer/111736
> * asan.cc (asan_protect_global): Do not protect globals
> in non-generic address-space.
Ok.
> diff --git a/gcc/asan.cc b/gcc/asan.cc
> index 2424cf69ef1..8d0ffb497cc 100644
> --- a/gcc/asan.cc
> +++ b/gcc/asan.cc
> @@ -2291,6 +2291,8 @@ asan_protect_global (tree decl, bool
> ignore_decl_rtl_set_p)
> || (DECL_SECTION_NAME (decl) != NULL
> && !symtab_node::get (decl)->implicit_section
> && !section_sanitized_p (DECL_SECTION_NAME (decl)))
> + /* Don't protect variables in non-generic address-space. */
> + || !ADDR_SPACE_GENERIC_P (TYPE_ADDR_SPACE (TREE_TYPE (decl)))
> || DECL_SIZE (decl) == 0
> || ASAN_RED_ZONE_SIZE * BITS_PER_UNIT > MAX_OFILE_ALIGNMENT
> || TREE_CODE (DECL_SIZE_UNIT (decl)) != INTEGER_CST
> --
> 2.35.3
Jakub
