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From: "tschwinge at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug middle-end/110750] New: [og13] nvptx offloading FAILs
 'libgomp.c-c++-common/target-implicit-map-4.c' execution test
Date: Thu, 20 Jul 2023 08:39:55 +0000
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X-Bugzilla-Product: gcc
X-Bugzilla-Component: middle-end
X-Bugzilla-Version: og13 (devel/omp/gcc-13)
X-Bugzilla-Keywords: openmp
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D110750

            Bug ID: 110750
           Summary: [og13] nvptx offloading FAILs
                    'libgomp.c-c++-common/target-implicit-map-4.c'
                    execution test
           Product: gcc
           Version: og13 (devel/omp/gcc-13)
            Status: UNCONFIRMED
          Keywords: openmp
          Severity: normal
          Priority: P3
         Component: middle-end
          Assignee: unassigned at gcc dot gnu.org
          Reporter: tschwinge at gcc dot gnu.org
                CC: burnus at gcc dot gnu.org
  Target Milestone: ---
            Target: nvptx

On og13 (but not master branch!), I notice that
'libgomp.c-c++-common/target-implicit-map-4.c' PASSes GCN ('-march=3Dgfx90a=
'),
but FAILs nvptx offloading execution test:

    spawn [open ...]

    libgomp: cuCtxSynchronize error: an illegal memory access was encounter=
ed
    [...]
    FAIL: libgomp.c/../libgomp.c-c++-common/target-implicit-map-4.c executi=
on
test

    FAIL: libgomp.c++/../libgomp.c-c++-common/target-implicit-map-4.c execu=
tion
test

commit fab6ab642205f7226e98a5ee4a3b46bc85e50360 "OpenMP (C/C++): Keep point=
er
value of unmapped ptr with default mapping [PR110270]",
<https://gcc.gnu.org/g:fab6ab642205f7226e98a5ee4a3b46bc85e50360>.=