[Bug lto/94848] [Offloading][LTO] error due to only partially eliminated var / -ftree-pre causes link errors | libgomp.fortran/use_device_ptr-optional-3.f90 failures

[cvs-commit at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94848

--- Comment #4 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The releases/gcc-10 branch has been updated by Tobias Burnus
<bur...@gcc.gnu.org>:

https://gcc.gnu.org/g:9074deee2c5039ff26c8587cc598bc658d8ff32f

commit r10-8305-g9074deee2c5039ff26c8587cc598bc658d8ff32f
Author: Tobias Burnus <tob...@codesourcery.com>
Date:   Mon Jun 8 23:24:57 2020 +0200

    openmp: ensure variables in offload table are streamed out (PRs 94848 +
95551)

    gcc/ChangeLog:

            PR lto/94848
            PR middle-end/95551
            * omp-offload.c (add_decls_addresses_to_decl_constructor,
            omp_finish_file): Skip removed items.
            * lto-cgraph.c (output_offload_tables): Likewise; set force_output
            to this node for variables and functions.

    libgomp/ChangeLog:

            PR lto/94848
            PR middle-end/95551
            * testsuite/libgomp.fortran/target-var.f90: New test.

    (cherry picked from commit 1c0fdaf79e3618fd7512608a2e5c62b6b306e9e8)