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From: "redi at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug c++/113031] New: [14 Regression] ICE in cxx_fold_indirect_ref_1
 starting with r14-6508
Date: Fri, 15 Dec 2023 11:22:48 +0000
X-Bugzilla-Reason: CC
X-Bugzilla-Type: new
X-Bugzilla-Watch-Reason: None
X-Bugzilla-Product: gcc
X-Bugzilla-Component: c++
X-Bugzilla-Version: 14.0
X-Bugzilla-Keywords: ice-on-valid-code
X-Bugzilla-Severity: normal
X-Bugzilla-Who: redi at gcc dot gnu.org
X-Bugzilla-Status: UNCONFIRMED
X-Bugzilla-Resolution: 
X-Bugzilla-Priority: P3
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D113031

            Bug ID: 113031
           Summary: [14 Regression] ICE in cxx_fold_indirect_ref_1
                    starting with r14-6508
           Product: gcc
           Version: 14.0
            Status: UNCONFIRMED
          Keywords: ice-on-valid-code
          Severity: normal
          Priority: P3
         Component: c++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: redi at gcc dot gnu.org
                CC: nathanieloshead at gmail dot com
  Target Milestone: ---

I'm seeing new ICEs in the libstdc++ testsuite with the following non-defau=
lt
settings:

>=20
> GLIBCXX_TESTSUITE_STDS=3D20 make check RUNTESTFLAGS=3D"--target_board=3Du=
nix/-D_GLIBCXX_USE_CXX11_ABI=3D0"
>=20


/home/jwakely/src/gcc/build/x86_64-pc-linux-gnu/libstdc++-v3/include/varian=
t:1626:17:
internal compiler error: Segmentation fault
0x11373c4 crash_signal
       ../../gcc/toplev.cc:316
0x496192 cxx_fold_indirect_ref_1
       ../../gcc/cp/constexpr.cc:5712
0x496487 cxx_fold_indirect_ref_1
       ../../gcc/cp/constexpr.cc:5743
0x496487 cxx_fold_indirect_ref_1
       ../../gcc/cp/constexpr.cc:5743
0x496487 cxx_fold_indirect_ref_1
       ../../gcc/cp/constexpr.cc:5743
0x496487 cxx_fold_indirect_ref_1
       ../../gcc/cp/constexpr.cc:5743
0x496487 cxx_fold_indirect_ref_1
       ../../gcc/cp/constexpr.cc:5743
0x496487 cxx_fold_indirect_ref_1
       ../../gcc/cp/constexpr.cc:5743
0x496487 cxx_fold_indirect_ref_1
       ../../gcc/cp/constexpr.cc:5743
0x496487 cxx_fold_indirect_ref_1
       ../../gcc/cp/constexpr.cc:5743
0x496487 cxx_fold_indirect_ref_1
       ../../gcc/cp/constexpr.cc:5743
0x496487 cxx_fold_indirect_ref_1
       ../../gcc/cp/constexpr.cc:5743
0x496487 cxx_fold_indirect_ref_1
       ../../gcc/cp/constexpr.cc:5743
0x496487 cxx_fold_indirect_ref_1
       ../../gcc/cp/constexpr.cc:5743
0x496487 cxx_fold_indirect_ref_1
       ../../gcc/cp/constexpr.cc:5743
0x496487 cxx_fold_indirect_ref_1
       ../../gcc/cp/constexpr.cc:5743
0x496487 cxx_fold_indirect_ref_1
       ../../gcc/cp/constexpr.cc:5743
0x496487 cxx_fold_indirect_ref_1
       ../../gcc/cp/constexpr.cc:5743
0x496487 cxx_fold_indirect_ref_1
       ../../gcc/cp/constexpr.cc:5743
0x496487 cxx_fold_indirect_ref_1
       ../../gcc/cp/constexpr.cc:5743
Please submit a full bug report, with preprocessed source (by using
-freport-bug).
Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.=