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Re: [PATCH] assert: Support types without operator== (int) [BZ #21972]

From: Paul Eggert <eggert at cs dot ucla dot edu>
To: Florian Weimer <fweimer at redhat dot com>
Cc: libc-alpha at sourceware dot org
Date: Fri, 18 Aug 2017 08:34:51 -0700
Subject: Re: [PATCH] assert: Support types without operator== (int) [BZ #21972]
Authentication-results: sourceware.org; auth=none
References: <20170818152602.3ED7141537DD0@oldenburg.str.redhat.com>

Florian Weimer wrote:

+  ((void) sizeof (static_cast<bool> (expr)), __extension__ ({		\

Can we instead replace 'sizeof ((expr) == 0)' with 'sizeof !(expr)'? That worksin C, and if it also works in C++ it would avoid the need for the #ifdef__cplusplus.

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- Re: [PATCH] assert: Support types without operator== (int) [BZ #21972]
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References:
- [PATCH] assert: Support types without operator== (int) [BZ #21972]
  - From: Florian Weimer

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