From: Paolo Bonzini <pbonzini@redhat.com>
To: Richard Henderson <richard.henderson@linaro.org>, qemu-devel@nongnu.org
Cc: thuth@redhat.com, ehabkost@redhat.com
Subject: Re: [PATCH 0/8] configure: Change to -std=gnu11
Date: Mon, 14 Jun 2021 13:15:04 +0200 [thread overview]
Message-ID: <5b49aaf2-322f-4841-ac9d-aa8ccc97fc5e@redhat.com> (raw)
In-Reply-To: <20210611233347.653129-1-richard.henderson@linaro.org>
On 12/06/21 01:33, Richard Henderson wrote:
> Now that we assume gcc 7.5 as a minimum, we have the option
> of changing to a newer C standard. The two major ones that
> I think apply are _Generic and _Static_assert.
>
> While Paolo created a remarkably functional replacement for _Generic
> using builtins, the error messages that you get out of the keyword
> are*vastly* more intelligable, and the syntax is easier to read.
>
> While I'd like to prefer _Static_assert over QEMU_BUILD_BUG_ON
> going forward, and would like to convert existing uses, that is
> a much bigger job. Especially since the test condition is inverted.
> In the meantime, can drop the configure detection.
>
Looks good, thanks. QEMU_GENERIC is the kind of thing that one can be
both proud and ashamed of. :)
Paolo
next prev parent reply other threads:[~2021-06-14 11:19 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-11 23:33 [PATCH 0/8] configure: Change to -std=gnu11 Richard Henderson
2021-06-11 23:33 ` [PATCH 1/8] configure: Use -std=gnu11 Richard Henderson
2021-06-15 7:42 ` Thomas Huth
2021-06-11 23:33 ` [PATCH 2/8] softfloat: Use _Generic instead of QEMU_GENERIC Richard Henderson
2021-06-11 23:33 ` [PATCH 3/8] util: Use real functions for thread-posix QemuRecMutex Richard Henderson
2021-06-11 23:33 ` [PATCH 4/8] util: Pass file+line to qemu_rec_mutex_unlock_impl Richard Henderson
2021-06-11 23:33 ` [PATCH 5/8] util: Use unique type for QemuRecMutex in thread-posix.h Richard Henderson
2021-06-11 23:33 ` [PATCH 6/8] include/qemu/lockable: Use _Generic instead of QEMU_GENERIC Richard Henderson
2021-06-14 11:14 ` Paolo Bonzini
2021-06-14 14:47 ` Richard Henderson
2021-06-11 23:33 ` [PATCH 7/8] qemu/compiler: Remove QEMU_GENERIC Richard Henderson
2021-06-11 23:33 ` [PATCH 8/8] configure: Remove probe for _Static_assert Richard Henderson
2021-06-11 23:36 ` [PATCH 0/8] configure: Change to -std=gnu11 Richard Henderson
2021-06-14 11:15 ` Paolo Bonzini [this message]
2021-06-14 22:38 ` no-reply
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