https://gcc.gnu.org/bugzilla/show_bug.cgi?id=122647
Bug ID: 122647
Summary: [16 regression] ICE when building caffe2-2.9.0
Product: gcc
Version: 16.0
Status: UNCONFIRMED
Keywords: ice-checking, ice-on-valid-code
Severity: normal
Priority: P3
Component: tree-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: sjames at gcc dot gnu.org
Target Milestone: ---
Created attachment 62768
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=62768&action=edit
BinaryOpsKernel.cpp.DEFAULT.cpp.ii.xz
Originally reported downstream in Gentoo at https://bugs.gentoo.org/965959.
```
$ g++ -c
./caffe2/CMakeFiles/torch_cpu.dir/__/aten/src/ATen/native/cpu/BinaryOpsKernel.cpp.DEFAULT.cpp.ii
-O2 -march=znver2
In file included from
/var/tmp/portage/sci-ml/caffe2-2.9.0-r2/work/pytorch-2.9.0/aten/src/ATen/native/cpu/BinaryOpsKernel.cpp:15,
from
/var/tmp/portage/sci-ml/caffe2-2.9.0-r2/work/pytorch-2.9.0_build/aten/src/ATen/native/cpu/BinaryOpsKernel.cpp.DEFAULT.cpp:1:
/var/tmp/portage/sci-ml/caffe2-2.9.0-r2/work/pytorch-2.9.0/aten/src/ATen/native/cpu/Loops.h:
In function ‘void at::native::DEFAULT::vectorized_loop(char**, int64_t,
int64_t, func_t&&, vec_func_t&&) [with func_t =
at::native::{anonymous}::ne_kernel(at::TensorIteratorBase&)::<lambda()>::<lambda()>::<lambda(scalar_t,
scalar_t)>&; vec_func_t =
at::native::{anonymous}::ne_kernel(at::TensorIteratorBase&)::<lambda()>::<lambda()>::<lambda(at::vec::DEFAULT::Vectorized<float>,
at::vec::DEFAULT::Vectorized<float>)>&]’:
/var/tmp/portage/sci-ml/caffe2-2.9.0-r2/work/pytorch-2.9.0/aten/src/ATen/native/cpu/Loops.h:200:1:
error: invalid types in conversion to floating-point
200 | vectorized_loop(char** C10_RESTRICT data_, int64_t n, int64_t S,
func_t&& op, vec_func_t&& vop) {
| ^~~~~~~~~~~~~~~
vector(2) float
vector(2) <signed-boolean:32>
vect__103.62666_240 = (vector(2) float) mask__102.62665_236;
/var/tmp/portage/sci-ml/caffe2-2.9.0-r2/work/pytorch-2.9.0/aten/src/ATen/native/cpu/Loops.h:200:1:
error: invalid types in conversion to floating-point
vector(2) float
vector(2) <signed-boolean:32>
vect__103.62666_241 = (vector(2) float) mask__102.62665_237;
/var/tmp/portage/sci-ml/caffe2-2.9.0-r2/work/pytorch-2.9.0/aten/src/ATen/native/cpu/Loops.h:200:1:
error: invalid types in conversion to floating-point
vector(2) float
vector(2) <signed-boolean:32>
vect__103.62666_242 = (vector(2) float) mask__102.62665_238;
/var/tmp/portage/sci-ml/caffe2-2.9.0-r2/work/pytorch-2.9.0/aten/src/ATen/native/cpu/Loops.h:200:1:
error: invalid types in conversion to floating-point
vector(2) float
vector(2) <signed-boolean:32>
vect__103.62666_243 = (vector(2) float) mask__102.62665_239;
/var/tmp/portage/sci-ml/caffe2-2.9.0-r2/work/pytorch-2.9.0/aten/src/ATen/native/cpu/Loops.h:200:1:
error: invalid types in conversion to floating-point
vector(2) float
vector(2) <signed-boolean:32>
vect__112.62650_119 = (vector(2) float) mask__111.62649_73;
/var/tmp/portage/sci-ml/caffe2-2.9.0-r2/work/pytorch-2.9.0/aten/src/ATen/native/cpu/Loops.h:200:1:
error: invalid types in conversion to floating-point
vector(2) float
vector(2) <signed-boolean:32>
vect__112.62650_120 = (vector(2) float) mask__111.62649_14;
/var/tmp/portage/sci-ml/caffe2-2.9.0-r2/work/pytorch-2.9.0/aten/src/ATen/native/cpu/Loops.h:200:1:
error: invalid types in conversion to floating-point
vector(2) float
vector(2) <signed-boolean:32>
vect__112.62650_121 = (vector(2) float) mask__111.62649_200;
/var/tmp/portage/sci-ml/caffe2-2.9.0-r2/work/pytorch-2.9.0/aten/src/ATen/native/cpu/Loops.h:200:1:
error: invalid types in conversion to floating-point
vector(2) float
vector(2) <signed-boolean:32>
vect__112.62650_188 = (vector(2) float) mask__111.62649_118;
during GIMPLE pass: vect
/var/tmp/portage/sci-ml/caffe2-2.9.0-r2/work/pytorch-2.9.0/aten/src/ATen/native/cpu/Loops.h:200:1:
internal compiler error: verify_gimple failed
Please submit a full bug report, with preprocessed source (by using
-freport-bug).
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/16/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-16.0.9999/work/gcc-16.0.9999/configure
--host=x86_64-pc-linux-gnu --build=x86_64-pc-linux-gnu --prefix=/usr
--bindir=/usr/x86_64-pc-linux-gnu/gcc-bin/16
--includedir=/usr/lib/gcc/x86_64-pc-linux-gnu/16/include
--datadir=/usr/share/gcc-data/x86_64-pc-linux-gnu/16
--mandir=/usr/share/gcc-data/x86_64-pc-linux-gnu/16/man
--infodir=/usr/share/gcc-data/x86_64-pc-linux-gnu/16/info
--with-gxx-include-dir=/usr/lib/gcc/x86_64-pc-linux-gnu/16/include/g++-v16
--disable-silent-rules --disable-dependency-tracking
--with-python-dir=/share/gcc-data/x86_64-pc-linux-gnu/16/python
--enable-libphobos --enable-objc-gc
--enable-languages=c,c++,d,objc,obj-c++,fortran,ada,cobol,algol68,m2,rust,jit
--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 16.0.9999 p, commit
cb70f8268e2d1ee4cd0b7c2256d760d03cccd8d9' --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,mx32,m64 --disable-fixed-point
--with-abi=m64 --enable-targets=all --enable-offload-defaulted
--enable-offload-targets=nvptx-none --enable-libgomp --disable-libssp
--enable-libada --disable-cet --enable-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-gxx-libcxx-include-dir=/usr/include/c++/v1 --enable-host-shared
--enable-libgdiagnostics --enable-linker-build-id --enable-linker-build-id
--enable-linker-build-id --enable-linker-build-id
--with-build-config='bootstrap-O3 bootstrap-lto'
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 16.0.0 20251111 (experimental)
1062eec2d431edbd9254683ba9fd30909589c821 (Gentoo Hardened 16.0.9999 p, commit
cb70f8268e2d1ee4cd0b7c2256d760d03cccd8d9)
```
