[Bug middle-end/99857] [11 Regression] FAIL: libgomp.c/declare-variant-1.c (test for excess errors) by r11-7926

["tschwinge at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99857

Thomas Schwinge <tschwinge at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Assignee|unassigned at gcc dot gnu.org      |hubicka at gcc dot gnu.org
   Last reconfirmed|2021-04-01 00:00:00         |2021-4-6
                 CC|                            |tschwinge at gcc dot gnu.org
             Status|NEW                         |ASSIGNED

--- Comment #3 from Thomas Schwinge <tschwinge at gcc dot gnu.org> ---
Honza stated that he's "looking into it",
<http://mid.mail-archive.com/20210401092922.GE3851@kam.mff.cuni.cz>.

---

With offloading enabled, there are more similar failures:

    [-PASS:-]{+FAIL:+} libgomp.c/../libgomp.c-c++-common/task-detach-6.c (test
for excess errors)

    [-PASS:-]{+FAIL:+} libgomp.c/pr99555-1.c (test for excess errors)

    [-PASS:-]{+FAIL:+} libgomp.c/target-42.c (test for excess errors)

    [-PASS:-]{+FAIL:+} libgomp.c++/../libgomp.c-c++-common/task-detach-6.c
(test for excess errors)

    [-PASS:-]{+FAIL:+} libgomp.fortran/task-detach-6.f90   -O0  (test for
excess errors)
    [-PASS:-]{+FAIL:+} libgomp.fortran/task-detach-6.f90   -O1  (test for
excess errors)
    [-PASS:-]{+FAIL:+} libgomp.fortran/task-detach-6.f90   -O2  (test for
excess errors)
    [-PASS:-]{+FAIL:+} libgomp.fortran/task-detach-6.f90   -O3
-fomit-frame-pointer -funroll-loops -fpeel-loops -ftracer -finline-functions 
(test for excess errors)
    [-PASS:-]{+FAIL:+} libgomp.fortran/task-detach-6.f90   -O3 -g  (test for
excess errors)
    [-PASS:-]{+FAIL:+} libgomp.fortran/task-detach-6.f90   -Os  (test for
excess errors)

..., and:

    during IPA pass: modref
    [...]/libgomp/testsuite/libgomp.c/target-32.c:55:1: internal compiler
error: in omp_lto_output_declare_variant_alt, at omp-general.c:2368

... seen for:

    [-PASS:-]{+FAIL: libgomp.c/target-32.c (internal compiler error)+}
    {+FAIL:+} libgomp.c/target-32.c (test for excess errors)

    [-PASS:-]{+FAIL: libgomp.c/thread-limit-2.c (internal compiler error)+}
    {+FAIL:+} libgomp.c/thread-limit-2.c (test for excess errors)