https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105306
Bug ID: 105306
Summary: [12 Regression] ICE: verify_cgraph_node failed (error:
semantic interposition mismatch)
Product: gcc
Version: 12.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component: ipa
Assignee: unassigned at gcc dot gnu.org
Reporter: asolokha at gmx dot com
CC: marxin at gcc dot gnu.org
Target Milestone: ---
g++ 12.0.1 20220417 snapshot (g:000c1b89d259fadb466e1f2e63c79da45fd17372) ICEs
when compiling gcc/testsuite/g++.dg/opt/pr59947.C w/ -Ofast:
% g++-12.0.1 -Ofast -c gcc/testsuite/g++.dg/opt/pr59947.C
gcc/testsuite/g++.dg/opt/pr59947.C:34:24: error: semantic interposition
mismatch
34 | template class E <char>;
| ^
_ZN1BD1Ev/6 (B::~B()) @0x7fdd9c891880
Type: function definition analyzed alias cpp_implicit_alias
Visibility: externally_visible public weak comdat comdat_group:_ZN1BD5Ev
one_only
Same comdat group as: _ZN1BD2Ev/5
References: _ZN1BD2Ev/5 (alias)
Referring:
Availability: available
Function flags:
Called by: _ZN1CI1DED2Ev/9
Calls:
during IPA pass: visibility
gcc/testsuite/g++.dg/opt/pr59947.C:34:24: internal compiler error:
verify_cgraph_node failed
0xcfe1e0 cgraph_node::verify_node()
/var/tmp/portage/sys-devel/gcc-12.0.1_p20220417/work/gcc-12-20220417/gcc/cgraph.cc:3873
0xced4f4 symtab_node::verify()
/var/tmp/portage/sys-devel/gcc-12.0.1_p20220417/work/gcc-12-20220417/gcc/symtab.cc:1359
0xcee6e7 symtab_node::verify_symtab_nodes()
/var/tmp/portage/sys-devel/gcc-12.0.1_p20220417/work/gcc-12-20220417/gcc/symtab.cc:1387
0xfb169c symtab_node::checking_verify_symtab_nodes()
/var/tmp/portage/sys-devel/gcc-12.0.1_p20220417/work/gcc-12-20220417/gcc/cgraph.h:682
0xfb169c symbol_table::remove_unreachable_nodes(_IO_FILE*)
/var/tmp/portage/sys-devel/gcc-12.0.1_p20220417/work/gcc-12-20220417/gcc/ipa.cc:679
0x10c9be9 execute_todo
/var/tmp/portage/sys-devel/gcc-12.0.1_p20220417/work/gcc-12-20220417/gcc/passes.cc:2153
