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Re: [tree-ssa] PATCH to gimplify_asm_expr for optimization/12525

From: Richard Henderson <rth at redhat dot com>
To: Diego Novillo <dnovillo at redhat dot com>
Cc: Jason Merrill <jason at redhat dot com>, "gcc-patches at gcc dot gnu dot org" <gcc-patches at gcc dot gnu dot org>
Date: Wed, 8 Oct 2003 09:05:26 -0700
Subject: Re: [tree-ssa] PATCH to gimplify_asm_expr for optimization/12525
References: <wvlvfr0n1z6.fsf@prospero.boston.redhat.com> <20031008000642.GA18274@redhat.com> <1065619230.7053.36.camel@frodo.toronto.redhat.com>

On Wed, Oct 08, 2003 at 09:20:30AM -0400, Diego Novillo wrote:
> addresses_taken is an array with all the decls that have had their
> address taken by the statement (ie, they are operands of ADDR_EXPRs
> inside the statement).

Yes, but what is is used for?  And why bother keeping such an
array rather than searching for them when needed.  And when
can there be more than exactly one?

r~

Follow-Ups:
- Re: [tree-ssa] PATCH to gimplify_asm_expr for optimization/12525
  - From: Diego Novillo

References:
- [tree-ssa] PATCH to gimplify_asm_expr for optimization/12525
  - From: Jason Merrill
- Re: [tree-ssa] PATCH to gimplify_asm_expr for optimization/12525
  - From: Richard Henderson
- Re: [tree-ssa] PATCH to gimplify_asm_expr for optimization/12525
  - From: Diego Novillo

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