https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118454
Bug ID: 118454
Summary: [15 regression] ICE when building scipy-1.15.1 (hash
table checking failed: equal operator returns true for
a pair of values with a different hash value)
Product: gcc
Version: 15.0
Status: UNCONFIRMED
Keywords: ice-checking, ice-on-valid-code
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: sjames at gcc dot gnu.org
Target Milestone: ---
```
x86_64-pc-linux-gnu-g++
-Iscipy/special/cython_special.cpython-311-x86_64-linux-gnu.so.p
-Iscipy/special -I../scipy-1.15.1/scipy/special -Iscipy/_lib
-I../scipy-1.15.1/scipy/_lib -I../scipy-1.15.1/scipy/_build_utils/src
-I../../../../../../../usr/lib/python3.11/site-packages/numpy/_core/include
-I/usr/include/python3.11 -fvisibility=hidden -fvisibility-inlines-hidden
-fdiagnostics-color=always -D_FILE_OFFSET_BITS=64 -Wall -Winvalid-pch
-std=c++17 -O3 -march=native -mtls-dialect=gnu2 -fno-semantic-interposition
-pipe -fcf-protection=none -fdiagnostics-color=always -fdiagnostics-urls=never
-frecord-gcc-switches -fdiagnostics-details
-fdiagnostics-set-output=text:experimental-nesting=yes -Wa,-O2
-Wa,-mtune=znver2 -Warray-bounds -Wstrict-aliasing -Wfree-nonheap-object
-Wuninitialized -Wmaybe-uninitialized -Wreturn-type -Werror=lto-type-mismatch
-Werror=strict-aliasing -Werror=odr -Warray-bounds -fdiagnostics-details
-Wstringop-overread -Wstringop-overflow -Wstringop-truncation -Wformat-overflow
-Wformat-truncation -Wformat -Werror=format-security -DNDEBUG -fPIC
-DSP_SPECFUN_ERROR -DNPY_NO_DEPRECATED_API=NPY_1_9_API_VERSION -MD -MQ
scipy/special/cython_special.cpython-311-x86_64-linux-gnu.so.p/xsf_wrappers.cpp.o
-MF
scipy/special/cython_special.cpython-311-x86_64-linux-gnu.so.p/xsf_wrappers.cpp.o.d
-o
scipy/special/cython_special.cpython-311-x86_64-linux-gnu.so.p/xsf_wrappers.cpp.o
-c ../scipy-1.15.1/scipy/special/xsf_wrappers.cpp
hash table checking failed: equal operator returns true for a pair of values
with a different hash value
In file included from ../scipy-1.15.1/scipy/special/xsf/legendre.h:3,
from ../scipy-1.15.1/scipy/special/xsf/sph_harm.h:3,
from ../scipy-1.15.1/scipy/special/xsf_wrappers.cpp:24:
../scipy-1.15.1/scipy/special/xsf/dual.h:648:64: internal compiler error: in
hashtab_chk_error, at hash-table.cc:137
648 | using type = dual<typename complex_type<T>::type, Orders...>;
| ^
0x55e7e46a5598 internal_error(char const*, ...)
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/diagnostic-global-context.cc:517
0x55e7e46a5733 fancy_abort(char const*, int, char const*)
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/diagnostic.cc:1722
0x55e7e46ac700 hashtab_chk_error()
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/hash-table.cc:137
0x55e7e308bf8a hash_table<spec_hasher, false, xcallocator>::verify(spec_entry*
const&, unsigned int)
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/hash-table.h:1118
0x55e7e3080337 hash_table<spec_hasher, false,
xcallocator>::find_with_hash(spec_entry* const&, unsigned int)
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/hash-table.h:994
0x55e7e3080337 hash_table<spec_hasher, false, xcallocator>::find(spec_entry*
const&)
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/hash-table.h:430
0x55e7e3080337 lookup_template_class(tree_node*, tree_node*, tree_node*,
tree_node*, int)
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/cp/pt.cc:10330
0x55e7e4b3ead7 finish_template_type(tree_node*, tree_node*, int)
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/cp/semantics.cc:4302
0x55e7e48b60a8 cp_parser_template_id
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/cp/parser.cc:19455
0x55e7e48d7a2f cp_parser_class_name
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/cp/parser.cc:27175
0x55e7e48a8d12 cp_parser_qualifying_entity
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/cp/parser.cc:7546
0x55e7e48a8d12 cp_parser_nested_name_specifier_opt
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/cp/parser.cc:7232
0x55e7e488fe06 cp_parser_simple_type_specifier
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/cp/parser.cc:20917
0x55e7e4a98241 cp_parser_type_specifier
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/cp/parser.cc:20569
0x55e7e4a98241 cp_parser_type_specifier_seq
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/cp/parser.cc:25666
0x55e7e4a9709f cp_parser_type_id_1
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/cp/parser.cc:25448
0x55e7e51ac99d cp_parser_type_id
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/cp/parser.cc:25544
0x55e7e51ac99d cp_parser_alias_declaration
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/cp/parser.cc:22970
0x55e7e49263db cp_parser_member_declaration
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/cp/parser.cc:28483
0x55e7e48d5d19 cp_parser_member_specification_opt
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/cp/parser.cc:28389
Please submit a full bug report, with preprocessed source (by using
-freport-bug).
Please include the complete backtrace with any bug report.
See <https://bugs.gentoo.org/> for instructions.
```
---
```
Using built-in specs.
COLLECT_GCC=gcc
COLLECT_LTO_WRAPPER=/usr/libexec/gcc/x86_64-pc-linux-gnu/15/lto-wrapper
OFFLOAD_TARGET_NAMES=nvptx-none
OFFLOAD_TARGET_DEFAULT=1
Target: x86_64-pc-linux-gnu
Configured with:
/var/tmp/portage/sys-devel/gcc-15.0.9999/work/gcc-15.0.9999/configure
--host=x86_64-pc-linux-gnu --build=x86_64-pc-linux-gnu --prefix=/usr
--bindir=/usr/x86_64-pc-linux-gnu/gcc-bin/15
--includedir=/usr/lib/gcc/x86_64-pc-linux-gnu/15/include
--datadir=/usr/share/gcc-data/x86_64-pc-linux-gnu/15
--mandir=/usr/share/gcc-data/x86_64-pc-linux-gnu/15/man
--infodir=/usr/share/gcc-data/x86_64-pc-linux-gnu/15/info
--with-gxx-include-dir=/usr/lib/gcc/x86_64-pc-linux-gnu/15/include/g++-v15
--disable-silent-rules --disable-dependency-tracking
--with-python-dir=/share/gcc-data/x86_64-pc-linux-gnu/15/python
--enable-objc-gc --enable-languages=c,c++,d,go,objc,obj-c++,fortran,ada,m2,rust
--enable-obsolete --enable-secureplt --disable-werror --with-system-zlib
--enable-nls --without-included-gettext --disable-libunwind-exceptions
--enable-checking=yes,extra,rtl --with-bugurl=https://bugs.gentoo.org/
--with-pkgversion='Gentoo Hardened 15.0.9999 p, commit
9034a6d5fcf3a2ead9735466c906830d472a2f9c' --with-gcc-major-version-only
--enable-libstdcxx-time --enable-lto --disable-libstdcxx-pch --enable-shared
--enable-threads=posix --enable-__cxa_atexit --enable-clocale=gnu
--enable-multilib --with-multilib-list=m32,m64 --disable-fixed-point
--enable-targets=all --enable-offload-defaulted
--enable-offload-targets=nvptx-none --enable-libgomp --disable-libssp
--enable-libada --disable-cet --disable-systemtap --enable-valgrind-annotations
--disable-vtable-verify --disable-libvtv --with-zstd --with-isl
--disable-isl-version-check --enable-default-pie --enable-host-pie
--enable-host-bind-now --enable-default-ssp --disable-fixincludes
--with-build-config='bootstrap-O3 bootstrap-lto'
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 15.0.0 20250113 (experimental)
0e05b793fba2a9bea9f0fbb1f068679f5dadf514 (Gentoo Hardened 15.0.9999 p, commit
9034a6d5fcf3a2ead9735466c906830d472a2f9c)
```
