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From: Jason Merrill <jason@redhat.com>
To: Aldy Hernandez <aldyh@redhat.com>,
	       Richard Biener <richard.guenther@gmail.com>
Cc: gcc-patches <gcc-patches@gcc.gnu.org>
Subject: Re: [patch 3/10] debug-early merge: C++ front-end
Date: Wed, 20 May 2015 19:45:00 -0000	[thread overview]
Message-ID: <555CDDF4.2@redhat.com> (raw)
In-Reply-To: <554D5F75.6080901@redhat.com>

On 05/08/2015 09:14 PM, Aldy Hernandez wrote:
> +  if (!flag_syntax_only)
> +    c_parse_final_cleanups ();

The condition is a significant change of behavior for the C++ front end; 
doing final instantiation and such even with -fsyntax-only was a 
deliberate choice.  Can we drop the condition?

> +  timevar_stop (TV_PHASE_PARSING);
> +  timevar_start (TV_PHASE_DBGINFO);
>
>    perform_deferred_noexcept_checks ();

The only debug info stuff that was here has been removed, so there's no 
longer any need to switch to a debug timevar.  I think we should stay in 
DEFERRED for the whole function.

Jason

WARNING: multiple messages have this Message-ID
From: Jason Merrill <jason@redhat.com>
To: gcc-patches@gcc.gnu.org
Cc: gcc-patches <gcc-patches@gcc.gnu.org>
Subject: Re: [patch 3/10] debug-early merge: C++ front-end
Date: Wed, 20 May 2015 19:47:00 -0000	[thread overview]
Message-ID: <555CDDF4.2@redhat.com> (raw)
Message-ID: <20150520194700.0j8Y_AvA0DuGaJNdo4I1xTADjsU4BobHOLYDth8T_lQ@z> (raw)
In-Reply-To: <554D5F75.6080901@redhat.com>

On 05/08/2015 09:14 PM, Aldy Hernandez wrote:
> +  if (!flag_syntax_only)
> +    c_parse_final_cleanups ();

The condition is a significant change of behavior for the C++ front end; 
doing final instantiation and such even with -fsyntax-only was a 
deliberate choice.  Can we drop the condition?

> +  timevar_stop (TV_PHASE_PARSING);
> +  timevar_start (TV_PHASE_DBGINFO);
>
>    perform_deferred_noexcept_checks ();

The only debug info stuff that was here has been removed, so there's no 
longer any need to switch to a debug timevar.  I think we should stay in 
DEFERRED for the whole function.

Jason


  reply	other threads:[~2015-05-20 19:18 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-05-08  0:34 Aldy Hernandez
2015-05-08 11:57 ` Richard Biener
2015-05-08 18:48   ` Aldy Hernandez
2015-05-08 19:20     ` Richard Biener
2015-05-09  1:14       ` Aldy Hernandez
2015-05-20 19:45         ` Jason Merrill [this message]
2015-05-20 19:47           ` Jason Merrill
2015-05-20 21:45           ` Aldy Hernandez
2015-05-21  2:04             ` Jason Merrill

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