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From: "marxin at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug gcov-profile/97722] undefined symbol: __gcov_indirect_call_callee
Date: Thu, 05 Nov 2020 08:41:06 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D97722

Martin Li=C5=A1ka <marxin at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Resolution|---                         |INVALID
             Status|UNCONFIRMED                 |RESOLVED

--- Comment #2 from Martin Li=C5=A1ka <marxin at gcc dot gnu.org> ---
It seems that you mix objects generated by GCC 9+ and something older.
I changed the variable __gcov_indirect_call_call in:

  r9-3281-g3edbcdbead288664(04 Oct 2018 12:41)(mliska@suse.cz): [took: 0.42=
1s]
result: FAILED (1)
nm: /usr/lib64/libLLVM.so.10: undefined symbol:
_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEEC1Ev, version
GLIBCXX_3.4.26

Fix divergence in indirect profiling (PR gcov-profile/84107).

2018-10-04  Martin Liska  <mliska@suse.cz>

        PR gcov-profile/84107
        * tree-profile.c (init_ic_make_global_vars):
        Remove ic_void_ptr_var and ic_gcov_type_ptr_var.
        Come up with new ic_tuple* variables.  Emit
        __gcov_indirect_call{,_topn} variables.
        (gimple_gen_ic_profiler): Access the variable
        and emit gimple.
        (gimple_gen_ic_func_profiler): Access
        __gcov_indirect_call.callee field.
        (gimple_init_gcov_profiler): Use ptr_type_node.
        * value-prof.c (gimple_ic): Use ptr_type_node.
2018-10-04  Martin Liska  <mliska@suse.cz>

        PR gcov-profile/84107
        * libgcov-profiler.c (__gcov_indirect_call):
        Change type to indirect_call_tuple.
        (struct indirect_call_tuple): New struct.
        (__gcov_indirect_call_topn_profiler): Change type.
        (__gcov_indirect_call_profiler_v2): Use the new
        variables.
        * libgcov.h (struct indirect_call_tuple): New struct
        definition.

From-SVN: r264840=