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Re: [PATCH v2 02/10] libvhost-user: Replace typeof with __typeof__


From: Philippe Mathieu-Daudé
Subject: Re: [PATCH v2 02/10] libvhost-user: Replace typeof with __typeof__
Date: Tue, 20 Dec 2022 22:48:15 +0100
User-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:102.0) Gecko/20100101 Thunderbird/102.6.0

On 20/12/22 20:27, Marcel Holtmann wrote:
Strictly speaking only -std=gnu99 support the usage of typeof and for
easier inclusion in external projects, it is better to use __typeof__.

   CC       libvhost-user.o
libvhost-user.c: In function ‘vu_log_queue_fill’:
libvhost-user.c:86:13: error: implicit declaration of function ‘typeof’ 
[-Werror=implicit-function-declaration]
    86 |             typeof(x) _min1 = (x);              \
       |             ^~~~~~

Changing these two users of typeof makes the compiler happy and no extra
flags or pragmas need to be provided.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
---
  subprojects/libvhost-user/libvhost-user.c | 4 ++--
  1 file changed, 2 insertions(+), 2 deletions(-)

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>




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