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GET /api/patches/2196553/?format=api
{ "id": 2196553, "url": "http://patchwork.ozlabs.org/api/patches/2196553/?format=api", "web_url": "http://patchwork.ozlabs.org/project/gcc/patch/c84a86f8-e064-4116-9b8e-081bd766664a@gmail.com/", "project": { "id": 17, "url": "http://patchwork.ozlabs.org/api/projects/17/?format=api", "name": "GNU Compiler Collection", "link_name": "gcc", "list_id": "gcc-patches.gcc.gnu.org", "list_email": "gcc-patches@gcc.gnu.org", "web_url": null, "scm_url": null, "webscm_url": null, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<c84a86f8-e064-4116-9b8e-081bd766664a@gmail.com>", "list_archive_url": null, "date": "2026-02-14T19:50:42", "name": "[caf_shmem] Test fails without explicit SYNC ALL", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "5ff3d446625c2776fc7b75d9c5807db1e1c23c92", "submitter": { "id": 78264, "url": "http://patchwork.ozlabs.org/api/people/78264/?format=api", "name": "Jerry D", "email": "jvdelisle2@gmail.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/gcc/patch/c84a86f8-e064-4116-9b8e-081bd766664a@gmail.com/mbox/", "series": [ { "id": 492194, "url": "http://patchwork.ozlabs.org/api/series/492194/?format=api", "web_url": "http://patchwork.ozlabs.org/project/gcc/list/?series=492194", "date": "2026-02-14T19:50:42", "name": "[caf_shmem] Test fails without explicit SYNC ALL", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/492194/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2196553/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2196553/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<gcc-patches-bounces~incoming=patchwork.ozlabs.org@gcc.gnu.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "gcc-patches@gcc.gnu.org" ], "Delivered-To": [ "patchwork-incoming@legolas.ozlabs.org", "gcc-patches@gcc.gnu.org" ], "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256\n header.s=20230601 header.b=Ux7RCA6H;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=gcc.gnu.org\n (client-ip=2620:52:6:3111::32; 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boundary=\"------------wwSjZO1oOTS5Jkd6X32IwedG\"", "Message-ID": "<c84a86f8-e064-4116-9b8e-081bd766664a@gmail.com>", "Date": "Sat, 14 Feb 2026 11:50:42 -0800", "MIME-Version": "1.0", "User-Agent": "Mozilla Thunderbird", "Content-Language": "en-US", "To": "gfortran <fortran@gcc.gnu.org>, gcc-patches <gcc-patches@gcc.gnu.org>", "From": "Jerry D <jvdelisle2@gmail.com>", "Subject": "[PATCH] [caf_shmem] Test fails without explicit SYNC ALL", "Autocrypt": "addr=jvdelisle2@gmail.com; keydata=\n xjMEY5TlkxYJKwYBBAHaRw8BAQdAyrkRDhmJhSTTlV/50gJLlvliU6/Lm5C9ViKV8T9y1GnN\n HkplcnJ5IEQgPGp2ZGVsaXNsZTJAZ21haWwuY29tPsKJBBMWCAAxFiEEOFR0TS0390uh8dRV\n uWXAJaWpwWoFAmOU5ZMCGwMECwkIBwUVCAkKCwUWAgMBAAAKCRC5ZcAlpanBalsJAP4wdCiH\n 2Of9oZv1QWgZ/AVdbWFM3Fv47/WZQHOXfoZ9HgD6AkXrKeJ+6usST7PEaDJjptaViT1fLiYY\n V/6XaOKSsgLOOARjlOWTEgorBgEEAZdVAQUBAQdAdA7PczYnl07vnOT9oP/wvvMDd4HP09Zl\n g3LzwXQJWT8DAQgHwngEGBYIACAWIQQ4VHRNLTf3S6Hx1FW5ZcAlpanBagUCY5TlkwIbDAAK\n CRC5ZcAlpanBasF/AQCa5WjlsVpLsEiggZyT18MOJNAdeRd7wkGDUrwedHrvawD/cE1H+/Ms\n L1ZwvQiLfGdx8crigQqWTQyos4kH8Wx82wc=", "X-BeenThere": "gcc-patches@gcc.gnu.org", "X-Mailman-Version": "2.1.30", "Precedence": "list", "List-Id": "Gcc-patches mailing list <gcc-patches.gcc.gnu.org>", "List-Unsubscribe": "<https://gcc.gnu.org/mailman/options/gcc-patches>,\n <mailto:gcc-patches-request@gcc.gnu.org?subject=unsubscribe>", "List-Archive": "<https://gcc.gnu.org/pipermail/gcc-patches/>", "List-Post": "<mailto:gcc-patches@gcc.gnu.org>", "List-Help": "<mailto:gcc-patches-request@gcc.gnu.org?subject=help>", "List-Subscribe": "<https://gcc.gnu.org/mailman/listinfo/gcc-patches>,\n <mailto:gcc-patches-request@gcc.gnu.org?subject=subscribe>", "Errors-To": "gcc-patches-bounces~incoming=patchwork.ozlabs.org@gcc.gnu.org" }, "content": "The attached patch from Andre fixes this issue. It goes on top of the other \ncaf_shmem patches.\n\nNew test case which skips it for -fcoarray=single and otherwise verified that \ncaf.exp is indeed setting the GFORTRAN_NUM_IMAGES to 8.\n\nAuthor: Andre Vehreschild <vehre@gcc.gnu.org>\nDate: Sat Feb 14 11:37:07 2026 -0800\n\n Fortran: Fix coarray shared mem [PR121429]\n\n PR fortran/121429\n\n libgfortran/ChangeLog:\n\n * caf/shmem.c (_gfortran_caf_deregister): Add a call to\n sync_team.\n\n gcc/testsuite/ChangeLog:\n\n * gfortran.dg/coarray/deallocate_sync.f90: New test.\n\nOK for mainline after we get the whole patch set approved. I am working through \ncomments and fixes as I go so we have a trail.\n\nRegards,\n\nJerry", "diff": "commit 0acfae43f7b093c8d52bfbcea3a758bc24519416\nAuthor: Andre Vehreschild <vehre@gcc.gnu.org>\nDate: Sat Feb 14 11:37:07 2026 -0800\n\n Fortran: Fix coarray shared mem [PR121429]\n \n PR fortran/121429\n \n libgfortran/ChangeLog:\n \n * caf/shmem.c (_gfortran_caf_deregister): Add a call to\n sync_team.\n \n gcc/testsuite/ChangeLog:\n \n * gfortran.dg/coarray/deallocate_sync.f90: New test.\n\ndiff --git a/gcc/testsuite/gfortran.dg/coarray/deallocate_sync.f90 b/gcc/testsuite/gfortran.dg/coarray/deallocate_sync.f90\nnew file mode 100644\nindex 00000000000..8c6f2b79fb1\n--- /dev/null\n+++ b/gcc/testsuite/gfortran.dg/coarray/deallocate_sync.f90\n@@ -0,0 +1,26 @@\n+! { dg-do run }\n+! Test case from pr121429 which failed because the deallocate was not\n+! doing an implicit sync all.\n+program main\n+ implicit none\n+ integer, allocatable, codimension[:] :: a(:), b(:)\n+ integer :: n, i, left, right\n+ integer :: k\n+ n = num_images()\n+ i = this_image()\n+ ! We skip this test for -fcoarray=single\n+ if (n .ne. 1) then\n+ ! Verify in the testsuite that num_images = 8 as set in caf.exp\n+ if (n .ne. 8) error stop \"Need at least three images\"\n+ left = modulo(i+n-2,n)+1\n+ right = modulo(i,n)+1\n+ do k=1,1000\n+ allocate(a(k+5)[*])\n+ allocate(b(k)[*])\n+ b(:)[right] = right + 1000 * k\n+ deallocate (a) ! This synchronizes automatically\n+ if (any(b(:)[left] /= left + 1000 * k)) error stop \"Test failed\"\n+ deallocate (b)\n+ end do\n+ end if\n+end program main\ndiff --git a/libgfortran/caf/shmem.c b/libgfortran/caf/shmem.c\nindex 9913db6d709..de6a2b23017 100644\n--- a/libgfortran/caf/shmem.c\n+++ b/libgfortran/caf/shmem.c\n@@ -465,6 +465,7 @@ _gfortran_caf_deregister (caf_token_t *token, caf_deregister_t type, int *stat,\n free (ca);\n free (TOKEN (*token));\n *token = NULL;\n+ sync_team (caf_current_team);\n }\n else\n {\n", "prefixes": [ "caf_shmem" ] }