From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 4E741385DC1E; Thu, 16 Apr 2020 05:49:21 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 4E741385DC1E DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1587016161; bh=gr9pdapXmWloJcMWK40KWmU21LJ5kuOLO2O0F0Eitz4=; h=From:To:Subject:Date:From; b=cisZ3woumJ/rEvqzZaqXNCpaiu2hJDUzf0cc5tibmrdLKLBSPWV7KCNTFavArq+j/ GYk89Q2MxydNdYlAe46SGrzt6gYxOcQs5xS/NjInp3oPalJvQ+LgF/9wPdJW47bknI LXPMEfmPiBYwAZFuB1lPya42K2bN1pPyjpDGKeDA= From: "chinoune.mehdi at hotmail dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug libgomp/94612] New: Failed to build simple examples with offloading. Date: Thu, 16 Apr 2020 05:49:21 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: libgomp X-Bugzilla-Version: 10.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: chinoune.mehdi at hotmail dot com X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version bug_status bug_severity priority component assigned_to reporter cc target_milestone Message-ID: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: gcc-bugs@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-bugs mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 16 Apr 2020 05:49:21 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D94612 Bug ID: 94612 Summary: Failed to build simple examples with offloading. Product: gcc Version: 10.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: libgomp Assignee: unassigned at gcc dot gnu.org Reporter: chinoune.mehdi at hotmail dot com CC: jakub at gcc dot gnu.org Target Milestone: --- $cat prod.f90 program main implicit none integer, parameter :: sp =3D selected_real_kind(6,37) integer, parameter :: n =3D 4096 real(sp), allocatable :: a(:), b(:), c(:), c2(:) integer :: i allocate( a(n), b(n), c(n) ) c =3D 0._sp call random_number(a) call random_number(b) !$omp target teams map(to: a, b) map(from: c) !$omp distribute parallel do do i =3D 1, n c(i) =3D a(i)*b(i) end do !$omp end target teams c2 =3D a*b print*, maxval( abs(c2-c) ) end program $ gfortran-10 prod.f90 -fopenmp -foffload=3Dnvptx-none -o test.x lto1: internal compiler error: compressed stream: data error Please submit a full bug report, with preprocessed source if appropriate. See for instructions. mkoffload: fatal error: x86_64-linux-gnu-accel-nvptx-none-gcc-10 returned 1 exit status compilation terminated. lto-wrapper: fatal error: /usr/lib/gcc/x86_64-linux-gnu/10//accel/nvptx-none/mkoffload returned 1 exit status compilation terminated. /usr/bin/ld: error: lto-wrapper failed collect2: error: ld returned 1 exit status System: Ubuntu 20.04 x86_64 $ gcc-10 -v Using built-in specs. COLLECT_GCC=3Dgcc-10 COLLECT_LTO_WRAPPER=3D/usr/lib/gcc/x86_64-linux-gnu/10/lto-wrapper OFFLOAD_TARGET_NAMES=3Dnvptx-none:amdgcn-amdhsa:hsa OFFLOAD_TARGET_DEFAULT=3D1 Target: x86_64-linux-gnu Configured with: ../src/configure -v --with-pkgversion=3D'Ubuntu 10-20200411-0ubuntu1' --with-bugurl=3Dfile:///usr/share/doc/gcc-10/README.B= ugs --enable-languages=3Dc,ada,c++,go,brig,d,fortran,objc,obj-c++,m2 --prefix= =3D/usr --with-gcc-major-version-only --program-suffix=3D-10 --program-prefix=3Dx86_64-linux-gnu- --enable-shared --enable-linker-build-= id --libexecdir=3D/usr/lib --without-included-gettext --enable-threads=3Dposix --libdir=3D/usr/lib --enable-nls --enable-clocale=3Dgnu --enable-libstdcxx-= debug --enable-libstdcxx-time=3Dyes --with-default-libstdcxx-abi=3Dnew --enable-gnu-unique-object --disable-vtable-verify --enable-plugin --enable-default-pie --with-system-zlib --enable-libphobos-checking=3Drelea= se --with-target-system-zlib=3Dauto --enable-objc-gc=3Dauto --enable-multiarch --disable-werror --with-arch-32=3Di686 --with-abi=3Dm64 --with-multilib-list=3Dm32,m64,mx32 --enable-multilib --with-tune=3Dgeneric --enable-offload-targets=3Dnvptx-none,amdgcn-amdhsa,hsa --without-cuda-driv= er --enable-checking=3Drelease --build=3Dx86_64-linux-gnu --host=3Dx86_64-linu= x-gnu --target=3Dx86_64-linux-gnu Thread model: posix Supported LTO compression algorithms: zlib zstd gcc version 10.0.1 20200411 (experimental) [master revision bb87d5cc77d:75961caccb7:f883c46b4877f637e0fa5025b4d6b5c9040ec566] (Ubuntu 10-20200411-0ubuntu1)=