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From: "jakub at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug c++/94326] g++: error: pack.ii: ‘-fcompare-debug’ failure (length)
Date: Thu, 26 Mar 2020 12:31:27 +0000 [thread overview]
Message-ID: <bug-94326-4-jxcp8jkFx7@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-94326-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94326
--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
$ rm -f pr94326.C.*; ./cc1plus -quiet -std=c++11 pr94326.C -Wreturn-local-addr
-da; grep REG_EH_REGION pr94326.C.*
pr94326.C: In instantiation of ‘const int& A< <template-parameter-1-1>
>::m_fn1() [with <template-parameter-1-1> = int]’:
pr94326.C:5:45: required from ‘void A< <template-parameter-1-1> >::m_fn2(_Kt)
[with _Kt = C; <template-parameter-1-1> = int]’
pr94326.C:12:15: required from ‘decltype
(((B*)this)->B::_M_t.A<>::m_fn2<_Kt>(p1)) B::m_fn3(_Kt) [with _Kt = C; decltype
(((B*)this)->B::_M_t.A<>::m_fn2<_Kt>(p1)) = void]’
pr94326.C:18:14: required from here
pr94326.C:2:31: warning: returning reference to temporary [-Wreturn-local-addr]
2 | const int &m_fn1() { return 0; }
| ^
$ rm -f pr94326.C.*; ./cc1plus -quiet -std=c++11 pr94326.C
-Wno-return-local-addr -da; grep REG_EH_REGION pr94326.C.*
pr94326.C.236r.expand: (expr_list:REG_EH_REGION (const_int 0 [0])
pr94326.C.236r.expand: (expr_list:REG_EH_REGION (const_int 0 [0])
pr94326.C.237r.vregs: (expr_list:REG_EH_REGION (const_int 0 [0])
pr94326.C.238r.into_cfglayout: (expr_list:REG_EH_REGION (const_int 0 [0])
pr94326.C.239r.jump: (expr_list:REG_EH_REGION (const_int 0 [0])
pr94326.C.239r.jump: (expr_list:REG_EH_REGION (const_int 0 [0])
pr94326.C.251r.reginfo: (expr_list:REG_EH_REGION (const_int 0 [0])
pr94326.C.274r.outof_cfglayout: (expr_list:REG_EH_REGION (const_int 0 [0])
pr94326.C.275r.split1: (expr_list:REG_EH_REGION (const_int 0 [0])
pr94326.C.277r.dfinit: (expr_list:REG_EH_REGION (const_int 0 [0])
pr94326.C.278r.mode_sw: (expr_list:REG_EH_REGION (const_int 0 [0])
pr94326.C.279r.asmcons: (expr_list:REG_EH_REGION (const_int 0 [0])
pr94326.C.284r.ira: (expr_list:REG_EH_REGION (const_int 0 [0])
pr94326.C.285r.reload: (expr_list:REG_EH_REGION (const_int 0 [0])
pr94326.C.292r.pro_and_epilogue: (expr_list:REG_EH_REGION (const_int 0 [0])
pr94326.C.295r.jump2: (expr_list:REG_EH_REGION (const_int 0 [0])
pr94326.C.306r.split4: (expr_list:REG_EH_REGION (const_int 0 [0])
pr94326.C.307r.stack: (expr_list:REG_EH_REGION (const_int 0 [0])
pr94326.C.308r.alignments: (expr_list:REG_EH_REGION (const_int 0 [0])
pr94326.C.310r.mach: (expr_list:REG_EH_REGION (const_int 0 [0])
pr94326.C.311r.barriers: (expr_list:REG_EH_REGION (const_int 0 [0])
pr94326.C.316r.shorten: (expr_list:REG_EH_REGION (const_int 0 [0])
pr94326.C.317r.nothrow: (expr_list:REG_EH_REGION (const_int 0 [0])
pr94326.C.318r.dwarf2: (expr_list:REG_EH_REGION (const_int 0 [0])
pr94326.C.319r.final: (expr_list:REG_EH_REGION (const_int 0 [0])
pr94326.C.320r.dfinish: (expr_list:REG_EH_REGION (const_int 0 [0])
next prev parent reply other threads:[~2020-03-26 12:31 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-25 13:09 [Bug debug/94326] New: " marxin at gcc dot gnu.org
2020-03-25 13:09 ` [Bug debug/94326] " marxin at gcc dot gnu.org
2020-03-25 15:27 ` marxin at gcc dot gnu.org
2020-03-26 12:30 ` [Bug c++/94326] " jakub at gcc dot gnu.org
2020-03-26 12:31 ` jakub at gcc dot gnu.org [this message]
2020-03-26 13:58 ` jakub at gcc dot gnu.org
2020-03-26 14:05 ` jakub at gcc dot gnu.org
2020-03-27 9:05 ` cvs-commit at gcc dot gnu.org
2020-03-27 20:19 ` jakub at gcc dot gnu.org
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