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From: Jakub Jelinek <jakub@redhat.com>
To: Julian Brown <julian@codesourcery.com>
Cc: Jakub Jelinek via Fortran <fortran@gcc.gnu.org>,
	Tobias Burnus <tobias@codesourcery.com>,
	gcc-patches@gcc.gnu.org,
	Thomas Schwinge <thomas@codesourcery.com>
Subject: Re: [PATCH v2 06/11] OpenMP: lvalue parsing for map clauses (C++)
Date: Fri, 25 Nov 2022 14:22:26 +0100	[thread overview]
Message-ID: <Y4DBkhhV1491qBd5@tucnak> (raw)
In-Reply-To: <20221108142954.6f68267e@squid.athome>

On Tue, Nov 08, 2022 at 02:36:17PM +0000, Julian Brown wrote:
> @@ -3258,6 +3273,7 @@ c_omp_address_inspector::get_origin (tree t)
>  	       || TREE_CODE (t) == SAVE_EXPR)
>  	t = TREE_OPERAND (t, 0);
>        else if (TREE_CODE (t) == INDIRECT_REF
> +	       && TREE_TYPE (TREE_OPERAND (t, 0))
>  	       && TREE_CODE (TREE_TYPE (TREE_OPERAND (t, 0))) == REFERENCE_TYPE)
>  	t = TREE_OPERAND (t, 0);
>        else
> @@ -3274,7 +3290,9 @@ c_omp_address_inspector::get_origin (tree t)
>  tree
>  c_omp_address_inspector::maybe_unconvert_ref (tree t)
>  {
> +  /* The TREE_TYPE can be null if we had an earlier error.  */
>    if (TREE_CODE (t) == INDIRECT_REF
> +      && TREE_TYPE (TREE_OPERAND (t, 0))
>        && TREE_CODE (TREE_TYPE (TREE_OPERAND (t, 0))) == REFERENCE_TYPE)
>      return TREE_OPERAND (t, 0);
>  

I'd prefer avoiding changes like the above.
If we had an earlier error, it should be error_mark_node or have
error_mark_node type, not NULL.
NULL type means something different in the C++ FE, in particular that
something is type dependent and the type will be only figured out after
instantiation.

Other than that LGTM.

	Jakub


  reply	other threads:[~2022-11-25 13:22 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-03-18 16:24 [PATCH v2 00/11] OpenMP 5.0: C & C++ "declare mapper" support (plus struct rework, etc.) Julian Brown
2022-03-18 16:24 ` [PATCH v2 01/11] OpenMP 5.0: Clause ordering for OpenMP 5.0 (topological sorting by base pointer) Julian Brown
2022-05-24 13:03   ` Jakub Jelinek
2022-06-08 15:00     ` Julian Brown
2022-06-09 14:45       ` Jakub Jelinek
2022-03-18 16:24 ` [PATCH v2 02/11] Remove omp_target_reorder_clauses Julian Brown
2022-05-24 13:05   ` Jakub Jelinek
2022-03-18 16:24 ` [PATCH v2 03/11] OpenMP/OpenACC struct sibling list gimplification extension and rework Julian Brown
2022-05-24 13:17   ` Jakub Jelinek
2022-03-18 16:24 ` [PATCH v2 04/11] OpenMP/OpenACC: Add inspector class to unify mapped address analysis Julian Brown
2022-05-24 13:32   ` Jakub Jelinek
2022-03-18 16:26 ` [PATCH v2 05/11] OpenMP: Handle reference-typed struct members Julian Brown
2022-05-24 13:39   ` Jakub Jelinek
2022-03-18 16:26 ` [PATCH v2 06/11] OpenMP: lvalue parsing for map clauses (C++) Julian Brown
2022-05-24 14:15   ` Jakub Jelinek
2022-11-01 21:50     ` Julian Brown
2022-11-01 21:54       ` [PATCH 2/2] OpenMP: Use OMP_ARRAY_SECTION instead of TREE_LIST in C++ FE Julian Brown
2022-11-02 11:58       ` [PATCH v2 06/11] OpenMP: lvalue parsing for map clauses (C++) Jakub Jelinek
2022-11-02 12:20         ` Julian Brown
2022-11-02 12:35           ` Jakub Jelinek
2022-11-08 14:36         ` Julian Brown
2022-11-25 13:22           ` Jakub Jelinek [this message]
2022-03-18 16:26 ` [PATCH v2 07/11] OpenMP: lvalue parsing for map clauses (C) Julian Brown
2022-03-18 16:26 ` [PATCH v2 08/11] Use OMP_ARRAY_SECTION instead of TREE_LIST in C++ FE Julian Brown
2022-05-24 14:19   ` Jakub Jelinek
2022-03-18 16:26 ` [PATCH v2 09/11] OpenMP 5.0 "declare mapper" support for C++ Julian Brown
2022-05-24 14:48   ` Jakub Jelinek
2022-05-25 13:37     ` Jakub Jelinek
2022-03-18 16:28 ` [PATCH v2 10/11] OpenMP: Use OMP_ARRAY_SECTION instead of TREE_LIST for array sections in C FE Julian Brown
2022-03-18 16:28 ` [PATCH v2 11/11] OpenMP: Support OpenMP 5.0 "declare mapper" directives for C Julian Brown

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