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[Bug lto/85405] New: [5/6/7 Regression] ICE in odr_types_equivalent_p, at ipa-devirt.c:1581
- From: "marxin at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Sun, 15 Apr 2018 09:02:50 +0000
- Subject: [Bug lto/85405] New: [5/6/7 Regression] ICE in odr_types_equivalent_p, at ipa-devirt.c:1581
- Auto-submitted: auto-generated
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85405
Bug ID: 85405
Summary: [5/6/7 Regression] ICE in odr_types_equivalent_p, at
ipa-devirt.c:1581
Product: gcc
Version: unknown
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: lto
Assignee: unassigned at gcc dot gnu.org
Reporter: marxin at gcc dot gnu.org
CC: hubicka at gcc dot gnu.org, marxin at gcc dot gnu.org
Target Milestone: ---
Starting from r215196 we ICE on:
$ cat 1.ii
class VclReferenceBase {
int mnRefCnt;
bool mbDisposed : 1;
virtual ~VclReferenceBase();
};
class a;
class b {
a &e;
bool c();
};
class B {
VclReferenceBase d;
};
class a : B {};
bool b::c() {}
$ cat 2.ii
cat 2.ii
class VclReferenceBase {
int mnRefCnt;
bool mbDisposed;
protected:
virtual ~VclReferenceBase();
};
class : VclReferenceBase {
} a;
$ g++ *.ii -flto
1.ii: In member function ‘bool b::c()’:
1.ii:15:14: warning: no return statement in function returning non-void
[-Wreturn-type]
bool b::c() {}
^
lto1: internal compiler error: in odr_types_equivalent_p, at ipa-devirt.c:1591
0x7f26af odr_types_equivalent_p
../../gcc/ipa-devirt.c:1590
0x7f2dd2 add_type_duplicate
../../gcc/ipa-devirt.c:1860
0x7f2dd2 get_odr_type(tree_node*, bool)
../../gcc/ipa-devirt.c:2056
0x7f420e register_odr_type(tree_node*)
../../gcc/ipa-devirt.c:2139
0x5dd2f7 lto_read_decls
../../gcc/lto/lto.c:1782
0x5de15b lto_file_finalize
../../gcc/lto/lto.c:2076
0x5de15b lto_create_files_from_ids
../../gcc/lto/lto.c:2086
0x5de15b lto_file_read
../../gcc/lto/lto.c:2127
0x5de15b read_cgraph_and_symbols
../../gcc/lto/lto.c:2839
0x5de15b lto_main()
../../gcc/lto/lto.c:3356
- Follow-Ups:
- [Bug lto/85405] [6/7 Regression] ICE in odr_types_equivalent_p, at ipa-devirt.c:1581
- From: marxin at gcc dot gnu.org
- [Bug lto/85405] [6/7 Regression] ICE in odr_types_equivalent_p, at ipa-devirt.c:1581
- From: marxin at gcc dot gnu.org
- [Bug lto/85405] [6/7 Regression] ICE in odr_types_equivalent_p, at ipa-devirt.c:1581
- From: marxin at gcc dot gnu.org
- [Bug lto/85405] [6/7 Regression] ICE in odr_types_equivalent_p, at ipa-devirt.c:1581
- From: marxin at gcc dot gnu.org
- [Bug lto/85405] [6/7 Regression] ICE in odr_types_equivalent_p, at ipa-devirt.c:1581
- From: rguenth at gcc dot gnu.org
- [Bug lto/85405] [6/7 Regression] ICE in odr_types_equivalent_p, at ipa-devirt.c:1581
- From: marxin at gcc dot gnu.org
- [Bug lto/85405] [6/7 Regression] ICE in odr_types_equivalent_p, at ipa-devirt.c:1581
- From: marxin at gcc dot gnu.org
- [Bug lto/85405] [6 Regression] ICE in odr_types_equivalent_p, at ipa-devirt.c:1581
- From: marxin at gcc dot gnu.org
- [Bug lto/85405] [6 Regression] ICE in odr_types_equivalent_p, at ipa-devirt.c:1581
- From: marxin at gcc dot gnu.org
- [Bug lto/85405] [6 Regression] ICE in odr_types_equivalent_p, at ipa-devirt.c:1581
- From: marxin at gcc dot gnu.org
- [Bug lto/85405] [6 Regression] ICE in odr_types_equivalent_p, at ipa-devirt.c:1581
- From: marxin at gcc dot gnu.org