$ i586-pc-msdosdjgpp-g++ -o a a.cc -Ofast -std=c++20 -s -flto
In file included from
d:\msys64\i586-pc-msdosdjgpp\lib\gcc\i586-pc-msdosdjgpp\11.0.1\include\immintrin.h:43,
from ../include/fast_io_core_impl/intrinsics.h:5,
from ../include/fast_io_core.h:28,
from ../include/fast_io_freestanding.h:5,
from ../include/fast_io_hosted.h:9,
from ../include/fast_io.h:3,
from fast_io.cc:1:
d:\msys64\i586-pc-msdosdjgpp\lib\gcc\i586-pc-msdosdjgpp\11.0.1\include\avxintrin.h:
In function '__m256 _mm256_cvtepi32_ps(__m256i)':
d:\msys64\i586-pc-msdosdjgpp\lib\gcc\i586-pc-msdosdjgpp\11.0.1\include\avxintrin.h:463:58:
internal compiler error: canonical types differ for identical types '__v8si'
and '__vector(8) int'
463 | return (__m256)__builtin_ia32_cvtdq2ps256 ((__v8si) __A);
| ^
libbacktrace could not find executable to open
Please submit a full bug report,
with preprocessed source if appropriate.
See <https://gcc.gnu.org/bugs/> for instructions.
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