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From: Luc Van Oostenryck <luc.vanoostenryck@gmail.com>
To: Christopher Li <sparse@chrisli.org>
Cc: Linux-Sparse <linux-sparse@vger.kernel.org>,
	Dibyendu Majumdar <mobile@majumdar.org.uk>
Subject: Re: ptrlist-iterator performance on one wine source file
Date: Fri, 4 Aug 2017 00:29:45 +0200	[thread overview]
Message-ID: <20170803222942.itqxfz2mgdpmrisl@ltop.local> (raw)
In-Reply-To: <20170803214906.dvvyibtf53j3ah6m@ltop.local>

On Thu, Aug 03, 2017 at 11:49:08PM +0200, Luc Van Oostenryck wrote:
> 2) I don't think that the lack of static evaluation of strlen("wine") or
>    "wine"[0] is a problem here because where present this code is preceded
>    by a test __builtin_constant_p(winetest_platform) wich fail.
>    All this code is then quickly optimized away (but have first been
>    generated as linearized code).

There is a big problem here as __builtin_constant_p() is not expanded.

Investigating.

-- Luc

  reply	other threads:[~2017-08-03 22:29 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-07-27 15:05 ptrlist-iterator performance on one wine source file Christopher Li
2017-07-29 13:01 ` Luc Van Oostenryck
2017-07-29 15:53   ` Christopher Li
2017-07-29 16:04     ` Luc Van Oostenryck
2017-07-29 16:25       ` Christopher Li
2017-07-29 16:30         ` Christopher Li
2017-07-29 16:35         ` Luc Van Oostenryck
2017-07-29 19:33           ` Christopher Li
2017-07-29 21:47             ` Luc Van Oostenryck
2017-07-30  4:15               ` Christopher Li
2017-07-30 15:12                 ` Luc Van Oostenryck
2017-07-30 15:49                   ` Christopher Li
2017-07-30 16:16                     ` Luc Van Oostenryck
2017-08-01 20:33                       ` Luc Van Oostenryck
2017-08-01 21:09                         ` Christopher Li
2017-08-01 21:46                           ` Luc Van Oostenryck
2017-08-01 23:37                             ` Christopher Li
2017-08-02  0:42                               ` Christopher Li
     [not found]                             ` <CANeU7QmzundH7qpdYhQqDJgBv+5pPemwft+1uH5oVQ1POnoQDw@mail.gmail.com>
2017-08-02 22:50                               ` Luc Van Oostenryck
2017-08-03 21:49                                 ` Luc Van Oostenryck
2017-08-03 22:29                                   ` Luc Van Oostenryck [this message]
2017-08-03 22:35                                   ` Linus Torvalds
2017-08-04  0:04                                     ` Christopher Li
2017-08-04  0:11                                     ` Luc Van Oostenryck
2017-08-04  0:16                                       ` [PATCH] fix: give a type to bad conditionnal expressions Luc Van Oostenryck
2017-08-04 12:31                                         ` Luc Van Oostenryck
2017-08-04 14:52                                           ` Christopher Li
2017-08-04 14:53                                           ` Christopher Li
2017-08-04 11:33                                   ` ptrlist-iterator performance on one wine source file Luc Van Oostenryck
2017-08-04 14:51                                     ` Christopher Li
2017-08-04 22:26                                       ` Luc Van Oostenryck
2017-08-05  0:23                                         ` Christopher Li
2017-08-05 10:05                                           ` Luc Van Oostenryck

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