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References: <B96947B90C2CA5FA+202312020833055146719@rivai.ai>
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From: Sam James <sam@gentoo.org>
To: =?utf-8?B?6ZKf5bGF5ZOy?= <juzhe.zhong@rivai.ai>
Cc: thomas <thomas@codesourcery.com>, fweimer <fweimer@redhat.com>,
 gcc-patches@gcc.gnu.org
Subject: Re: [PATCH 2/6] c: Turn int-conversion warnings into permerrors
Date: Sat, 02 Dec 2023 01:13:34 +0000
Organization: Gentoo
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=E9=92=9F=E5=B1=85=E5=93=B2 <juzhe.zhong@rivai.ai> writes:

> Hi, This patch cause error on building newlib/glibc/musl on RISC-V port:
>
> /work/home/jzzhong/work/toolchain/riscv/build/dev-rv64gcv_zvfh_zfh-lp64d-=
medany-newlib-spike-debug/../../newlib/libgloss/riscv/sys_access.c:8:40:
> error: passing argument 3 of 'syscall_errno' makes integer from pointer w=
ithout a cast [-Wint-conversion]
>     8 |   return syscall_errno (SYS_access, 2, file, mode, 0, 0, 0, 0);
>       |                                        ^~~~
>       |                                        |
>       |                                        const char *

This looks like an issue in newlib. We expect broken code to be broken
by the recent changes. Can you investigate it on the newlib side?

Thanks.