[Bug ipa/108509] New: [13 Regression] ICE in add, at hash-set.h:64
asolokha at gmx dot com
gcc-bugzilla@gcc.gnu.org
Tue Jan 24 06:52:37 GMT 2023
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108509
Bug ID: 108509
Summary: [13 Regression] ICE in add, at hash-set.h:64
Product: gcc
Version: 13.0
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: ---
gcc 13.0.1 20230122 snapshot (g:844eab81da3f49da88e8bb02e2b1255ba88d02b0) ICEs
when compiling the following testcase, reduced from
test/CodeGenCXX/vtable-available-externally.cpp from the clang 15 test suite,
w/ -O1 -fdevirtualize -fno-tree-fre:
struct B {
virtual void deref ();
};
struct RefPtr {
B *p;
RefPtr ()
{
p->deref ();
}
};
void
f ()
{
RefPtr b;
}
% g++-13 -O1 -fdevirtualize -fno-tree-fre -c ce52fpmj.cpp
during IPA pass: remove_symbols
ce52fpmj.cpp:18:1: internal compiler error: in add, at hash-set.h:64
18 | }
| ^
0x7fa104 hash_set<symtab_node*, false, default_hash_traits<symtab_node*>
>::add(symtab_node* const&)
/var/tmp/portage/sys-devel/gcc-13.0.1_p20230122/work/gcc-13-20230122/gcc/hash-set.h:64
0x7faaf4 hash_set<void*, false, default_hash_traits<void*> >::add(void* const&)
/var/tmp/portage/sys-devel/gcc-13.0.1_p20230122/work/gcc-13-20230122/gcc/tree.h:3644
0x7faaf4 walk_polymorphic_call_targets
/var/tmp/portage/sys-devel/gcc-13.0.1_p20230122/work/gcc-13-20230122/gcc/ipa.cc:185
0x7faaf4 symbol_table::remove_unreachable_nodes(_IO_FILE*)
/var/tmp/portage/sys-devel/gcc-13.0.1_p20230122/work/gcc-13-20230122/gcc/ipa.cc:430
0x1108079 execute_todo
/var/tmp/portage/sys-devel/gcc-13.0.1_p20230122/work/gcc-13-20230122/gcc/passes.cc:2159
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