My bad. Thanks for fixing this quickly, Andrew!
Thanks,
Pengxuan
>
> After r15-4579-g9ffcf1f193b477, we get the following warning/error while
> bootstrapping on aarch64:
> ```
> ../../gcc/gcc/config/aarch64/aarch64.cc: In function ‘rtx_def*
> aarch64_ptrue_reg(machine_mode, unsigned int)’:
> ../../gcc/gcc/config/aarch64/aarch64.cc:3643:21: error: comparison of
> integer expressions of different signedness: ‘int’ and ‘unsigned int’ [-
> Werror=sign-compare]
> 3643 | for (int i = 0; i < vl; i++)
> | ~~^~~~
> ```
>
> This changes the type of i to unsigned to match the type of vl.
>
> Pushed as obvious after a bootstrap/test on aarch64-linux-gnu.
>
> gcc/ChangeLog:
>
> * config/aarch64/aarch64.cc (aarch64_ptrue_reg):
>
> Signed-off-by: Andrew Pinski <quic_apin...@quicinc.com>
> ---
> gcc/config/aarch64/aarch64.cc | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/gcc/config/aarch64/aarch64.cc b/gcc/config/aarch64/aarch64.cc
> index e6d957d275d..7fbe3a7380c 100644
> --- a/gcc/config/aarch64/aarch64.cc
> +++ b/gcc/config/aarch64/aarch64.cc
> @@ -3640,10 +3640,10 @@ aarch64_ptrue_reg (machine_mode mode,
> unsigned int vl)
>
> rtx_vector_builder builder (VNx16BImode, vl, 2);
>
> - for (int i = 0; i < vl; i++)
> + for (unsigned i = 0; i < vl; i++)
> builder.quick_push (CONST1_RTX (BImode));
>
> - for (int i = 0; i < vl; i++)
> + for (unsigned i = 0; i < vl; i++)
> builder.quick_push (CONST0_RTX (BImode));
>
> rtx const_vec = builder.build ();
> --
> 2.43.0
