https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111082
Bug ID: 111082
Summary: ICE in expand_fn_using_insn, at internal-fn.cc:214
(AVX512 related)
Product: gcc
Version: unknown
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: middle-end
Assignee: unassigned at gcc dot gnu.org
Reporter: manuel.lauss at googlemail dot com
Target Milestone: ---
Created attachment 55766
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=55766&action=edit
compressed unreduced testcase
gcc version 14.0.0 20230820 (experimental)
d77c280454cfba48ef38357145cecdabc8c1b05c
# gcc -O2 -march=znver4 -mtune=znver4 -pipe -std=gnu++11 gcc14-bf.ii
In file included from
/tmp-ram/portage/media-gfx/hugin-2022.0.0/work/hugin-2022.0.0/src/hugin_base/panodata/PanoramaData.h:40,
from
/tmp-ram/portage/media-gfx/hugin-2022.0.0/work/hugin-2022.0.0/src/hugin_base/nona/Stitcher.h:51,
from
/tmp-ram/portage/media-gfx/hugin-2022.0.0/work/hugin-2022.0.0/src/hugin_base/nona/Stitcher1.cpp:26:
/tmp-ram/portage/media-gfx/hugin-2022.0.0/work/hugin-2022.0.0/src/hugin_base/panodata/PanoramaVariable.h:160:31:
warning: 'template<class _Arg, class _Result> struct std::unary_function' is
deprecated [-Wdeprecated-declarations]
160 | struct PrintVar : public std::unary_function<Variable, void>
| ^~~~~~~~~~~~~~
In file included from
/usr/lib/gcc/x86_64-pc-linux-gnu/14/include/g++-v14/string:49,
from
/usr/lib/gcc/x86_64-pc-linux-gnu/14/include/g++-v14/bits/locale_classes.h:40,
from
/usr/lib/gcc/x86_64-pc-linux-gnu/14/include/g++-v14/bits/ios_base.h:41,
from
/usr/lib/gcc/x86_64-pc-linux-gnu/14/include/g++-v14/ios:44,
from
/usr/lib/gcc/x86_64-pc-linux-gnu/14/include/g++-v14/istream:40,
from
/usr/lib/gcc/x86_64-pc-linux-gnu/14/include/g++-v14/sstream:40,
from
/tmp-ram/portage/media-gfx/hugin-2022.0.0/work/hugin-2022.0.0/src/hugin_base/nona/Stitcher.h:32:
/usr/lib/gcc/x86_64-pc-linux-gnu/14/include/g++-v14/bits/stl_function.h:120:12:
note: declared here
120 | struct unary_function
| ^~~~~~~~~~~~~~
during RTL pass: expand
In file included from
/tmp-ram/portage/media-gfx/hugin-2022.0.0/work/hugin-2022.0.0/src/hugin_base/vigra_ext/StitchWatershed.h:30,
from
/tmp-ram/portage/media-gfx/hugin-2022.0.0/work/hugin-2022.0.0/src/hugin_base/nona/Stitcher.h:47:
/tmp-ram/portage/media-gfx/hugin-2022.0.0/work/hugin-2022.0.0/src/hugin_base/vigra_ext/BlendPoisson.h:
In function 'void vigra_ext::poisson::BuildSeamPyramid(const Image&,
vigra::ImagePyramid<PyramidImage>&, int) [with Image =
vigra::BasicImage<unsigned char>; PyramidImage = vigra::BasicImage<signed
char>]':
/tmp-ram/portage/media-gfx/hugin-2022.0.0/work/hugin-2022.0.0/src/hugin_base/vigra_ext/BlendPoisson.h:650:6:
internal compiler error: in expand_fn_using_insn, at internal-fn.cc:214
650 | void BuildSeamPyramid(const Image& input,
vigra::ImagePyramid<PyramidImage>& seams, const int minLength)
| ^~~~~~~~~~~~~~~~
0x5652df7942af internal_error(char const*, ...)
???:0
0x5652ddd04ed6 fancy_abort(char const*, int, char const*)
???:0
ICE goes away with -mno-avx512f appended.
Attached us an unreduced testcase. This failure is fairly new; it did not
break 1 week ago.
