From: Ian Lance Taylor <iant@golang.org>
To: Siegmar Gross <siegmar.gross@informatik.hs-fulda.de>
Cc: GCC Development <gcc@gcc.gnu.org>
Subject: Re: gcc-8-20180225: "go" breaks building OpenMP
Date: Fri, 09 Mar 2018 13:38:00 -0000 [thread overview]
Message-ID: <CAKOQZ8zSHa4ansFJ9pKCNo1Kkc224mCe5k6QtxbGcRhHvpeGdA@mail.gmail.com> (raw)
In-Reply-To: <9ffcc278-958a-f711-f435-b3aa184bb9e9@informatik.hs-fulda.de>
On Thu, Mar 8, 2018 at 10:56 PM, Siegmar Gross
<siegmar.gross@informatik.hs-fulda.de> wrote:
>
> some days ago I've installed gcc-8-20180225 with accelerator support
> on my "SUSE Linux Enterprise Server 12.3 (x86_64)" with gcc-6.4.0.
> Yesterday I tried to add the languages objc, obj-c++, and go to my
> installation. Unfortunately, I lost the OpenMP support. Adding the
> languages step-by-step, I found out that "go" is responsible for the
> problem.
>
> loki local 111 diff -rq gcc-8.0.0_2/nvptx-none/lib/
> gcc-8.0.0_3/nvptx-none/lib/ |& grep -v differ
> Only in gcc-8.0.0_2/nvptx-none/lib/: libgfortran.a
> Only in gcc-8.0.0_2/nvptx-none/lib/: libgfortran.la
> Only in gcc-8.0.0_2/nvptx-none/lib/: libgfortran.spec
> Only in gcc-8.0.0_2/nvptx-none/lib/: libgomp.a
> Only in gcc-8.0.0_2/nvptx-none/lib/: libgomp.la
> Only in gcc-8.0.0_2/nvptx-none/lib/: libgomp.spec
> Only in gcc-8.0.0_2/nvptx-none/lib/mgomp: libgfortran.a
> Only in gcc-8.0.0_2/nvptx-none/lib/mgomp: libgfortran.la
> Only in gcc-8.0.0_2/nvptx-none/lib/mgomp: libgfortran.spec
> Only in gcc-8.0.0_2/nvptx-none/lib/mgomp: libgomp.a
> Only in gcc-8.0.0_2/nvptx-none/lib/mgomp: libgomp.la
> Only in gcc-8.0.0_2/nvptx-none/lib/mgomp: libgomp.spec
> loki local 112
>
>
>
> My make-directories show the following differences.
>
> loki gcc-8.0.0 115 diff -rq make_nvptx-tools_2 make_nvptx-tools_3 |& grep -v
> differ | sort
>
>
> loki gcc-8.0.0 116 diff -rq gcc-8.0.0_build_2 gcc-8.0.0_build_3 |& grep -v
> differ | sort
> Only in gcc-8.0.0_build_2/gcc: b-header-vars
> Only in gcc-8.0.0_build_2/gcc: s-header-vars
> Only in gcc-8.0.0_build_2/nvptx-none/libgomp/testsuite:
> libgomp-test-support.exp
> Only in gcc-8.0.0_build_2/nvptx-none/libgomp: .libs
> Only in gcc-8.0.0_build_2/nvptx-none/libgomp: affinity.lo
> Only in gcc-8.0.0_build_2/nvptx-none/libgomp: affinity.o
> ...
> Only in gcc-8.0.0_build_2/nvptx-none/libgomp: work.lo
> Only in gcc-8.0.0_build_2/nvptx-none/libgomp: work.o
> Only in gcc-8.0.0_build_2/nvptx-none/mgomp/libgomp/testsuite:
> libgomp-test-support.exp
> Only in gcc-8.0.0_build_2/nvptx-none/mgomp/libgomp: .libs
> Only in gcc-8.0.0_build_2/nvptx-none/mgomp/libgomp: affinity.lo
> Only in gcc-8.0.0_build_2/nvptx-none/mgomp/libgomp: affinity.o
> ...
> Only in gcc-8.0.0_build_2/nvptx-none/mgomp/libgomp: work.lo
> Only in gcc-8.0.0_build_2/nvptx-none/mgomp/libgomp: work.o
> Only in gcc-8.0.0_build_2/nvptx-none/mgomp: libgfortran
> Only in gcc-8.0.0_build_2/nvptx-none: libgfortran
> Only in gcc-8.0.0_build_3/gcc/doc: gccgo.1
> Only in gcc-8.0.0_build_3/gcc/doc: gccgo.info
> Only in gcc-8.0.0_build_3/gcc/go/.deps: ast-dump.Po
> Only in gcc-8.0.0_build_3/gcc/go/.deps: escape.Po
> Only in gcc-8.0.0_build_3/gcc/go/.deps: export.Po
> ...
> Only in gcc-8.0.0_build_3/gcc/go: unsafe.o
> Only in gcc-8.0.0_build_3/gcc/go: wb.o
> Only in gcc-8.0.0_build_3/gcc: gccgo
> Only in gcc-8.0.0_build_3/gcc: gccgo-cross
> Only in gcc-8.0.0_build_3/gcc: go1
> Only in gcc-8.0.0_build_3/nvptx-none: libffi
> Only in gcc-8.0.0_build_3: gotools
>
>
>
> loki gcc-8.0.0 117 diff -rq gcc-8.0.0_host_build_2 gcc-8.0.0_host_build_3 |&
> grep -v differ | sort
> Only in gcc-8.0.0_host_build_3/gcc/doc: gccgo.1
> Only in gcc-8.0.0_host_build_3/gcc/doc: gccgo.info
> Only in gcc-8.0.0_host_build_3/gcc/go/.deps: ast-dump.Po
> Only in gcc-8.0.0_host_build_3/gcc/go/.deps: escape.Po
> ...
> Only in gcc-8.0.0_host_build_3/gcc/go: unsafe.o
> Only in gcc-8.0.0_host_build_3/gcc/go: wb.o
> Only in gcc-8.0.0_host_build_3/gcc: gccgo
> Only in gcc-8.0.0_host_build_3/gcc: go1
> Only in gcc-8.0.0_host_build_3/prev-gcc/doc: gccgo.1
> Only in gcc-8.0.0_host_build_3/prev-gcc/doc: gccgo.info
> Only in gcc-8.0.0_host_build_3/prev-gcc/go/.deps: ast-dump.Po
> Only in gcc-8.0.0_host_build_3/prev-gcc/go/.deps: escape.Po
> ...
> Only in gcc-8.0.0_host_build_3/prev-gcc/go: wb.o
> Only in gcc-8.0.0_host_build_3/prev-gcc: gccgo
> Only in gcc-8.0.0_host_build_3/prev-gcc: go1
> Only in gcc-8.0.0_host_build_3/x86_64-pc-linux-gnu/32: libffi
> Only in gcc-8.0.0_host_build_3/x86_64-pc-linux-gnu/32: libgo
> Only in gcc-8.0.0_host_build_3/x86_64-pc-linux-gnu: libffi
> Only in gcc-8.0.0_host_build_3/x86_64-pc-linux-gnu: libgo
> Only in gcc-8.0.0_host_build_3: gotools
> loki gcc-8.0.0 118
>
>
>
> The commands to build both versions are only different for the language
> part.
>
> loki gcc-8.0.0 118 diff README-gcc-8.0.0_2 README-gcc-8.0.0_3
> 77c77
> < --enable-languages=c,c++,objc,obj-c++,fortran,lto \
> ---
>> --enable-languages=c,c++,objc,obj-c++,fortran,go,lto \
> 91c91
> < --enable-languages=c,c++,objc,obj-c++,fortran,lto \
> ---
>> --enable-languages=c,c++,objc,obj-c++,fortran,go,lto \
> loki gcc-8.0.0 119
>
>
>
> I used the following commands to build everything.
>
> setenv LD_LIBRARY_PATH ${LD_LIBRARY_PATH}:/usr/local/cuda/lib64
> setenv CUDA_INC_PATH /usr/local/cuda/include
> setenv CUDA_LIB_PATH /usr/local/cuda/lib64
> set path = ( ${path} /usr/local/cuda/bin )
>
> mkdir make_nvptx-tools
> cd make_nvptx-tools
> ../nvptx-tools/configure --prefix=/usr/local/gcc-8.0.0 \
> |& tee log.configure
> make |& tee log.make
> make install |& tee log.make-install
> cd ..
>
> mkdir gcc-8.0.0_build
> cd gcc-8.0.0_build
> ../gcc-8.0.0/configure --prefix=/usr/local/gcc-8.0.0 \
> --target=nvptx-none \
> --enable-as-accelerator-for=x86_64-pc-linux-gnu \
> --with-build-time-tools=/usr/local/gcc-8.0.0/nvptx-none/bin \
> --disable-sjlj-exceptions \
> --with-newlib \
> --enable-newlib-io-long-long \
> --enable-languages=c,c++,objc,obj-c++,fortran,go,lto \
> |& tee log.configure
> make -j 6 |& tee log.make
> make -j 6 install |& tee log.make-install
>
> mkdir ../gcc-8.0.0_host_build
> cd ../gcc-8.0.0_host_build
> ../gcc-8.0.0/configure --prefix=/usr/local/gcc-8.0.0 \
> --build=x86_64-pc-linux-gnu \
> --host=x86_64-pc-linux-gnu \
> --target=x86_64-pc-linux-gnu \
> --enable-offload-targets=nvptx-none=/usr/local/gcc-8.0.0/bin \
> --with-cuda-driver=/usr/local/cuda/ \
> --enable-languages=c,c++,objc,obj-c++,fortran,go,lto \
> --enable-nls \
> --enable-threads=posix \
> --with-gmp-lib=/usr/local/lib64 \
> --with-gmp-include=/usr/local/include \
> --with-mpfr-lib=/usr/local/lib64 \
> --with-mpfr-include=/usr/local/include \
> --with-mpc-lib=/usr/local/lib64 \
> --with-mpc-include=/usr/local/include \
> --with-isl-lib=/usr/local/lib64 \
> --with-isl-include=/usr/local/include \
> |& tee log.configure
> make -j 6 |& tee log.make
> make -j 6 install |& tee log.make-install
>
>
> Using "make" instead of "make -j 6" didn't change the result. Does anybody
> know why "go" prohibts a correct build process for OpenMP? Do you need
> any files from my build-directories to investigate the problem? I would be
> grateful, if somebody knows a solution or can fix the problem. Thank you
> very much for any help in advance.
Are there any errors during the `make` or `make install`?
Ian
next prev parent reply other threads:[~2018-03-09 13:38 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-09 6:56 Siegmar Gross
2018-03-09 9:35 ` Jakub Jelinek
2018-03-09 8:32 ` Siegmar Gross
2018-03-09 16:15 ` Thomas Schwinge
2018-03-09 16:28 ` Siegmar Gross
2018-03-09 13:38 ` Ian Lance Taylor [this message]
2018-03-09 16:15 ` Siegmar Gross
2018-03-09 16:59 ` Thomas Schwinge
2018-03-09 21:04 ` Siegmar Gross
2018-03-09 18:35 ` Jakub Jelinek
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