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From: Eric Botcazou <ebotcazou@adacore.com>
To: Richard Guenther <richard.guenther@gmail.com>
Cc: gcc-patches@gcc.gnu.org
Subject: Re: [PATCH] Scalar evolution and hidden casts
Date: Tue, 19 May 2009 10:39:00 -0000	[thread overview]
Message-ID: <200905191244.32100.ebotcazou@adacore.com> (raw)
In-Reply-To: <84fc9c000905190247k352c3c74m59028d0d9191dba2@mail.gmail.com>

> Beware!  COMPLEX_EXPR is tcc_binary and your changes will
> cause the wrong type to be used!

You're right, but follow_ssa_edge_binary only handles POINTER_PLUS_EXPR, 
PLUS_EXPR and MINUS_EXPR so this doesn't really matter.  I guess I should 
specifically test for the 3 codes, like in follow_ssa_edge_expr.

> I suppose you specifically hit the POINTER_PLUS_EXPR case?
> Maybe just special-case that like in gimple_expr_type and use
> that in follow_ssa_edge_in_rhs.

No, it's the PLUS_EXPR case.

-- 
Eric Botcazou

  reply	other threads:[~2009-05-19 10:39 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-05-19  9:13 Eric Botcazou
2009-05-19  9:47 ` Richard Guenther
2009-05-19 10:39   ` Eric Botcazou [this message]
2009-05-19 10:48     ` Richard Guenther
2009-05-19 11:33       ` Eric Botcazou
2009-05-19 11:50         ` Richard Guenther
2009-10-11 19:47         ` H.J. Lu
2009-12-27 15:49           ` H.J. Lu

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