[Bug tree-optimization/103641] [11/12 regression] Severe compile time regression in SLP vectorize step

["marxin at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103641

--- Comment #9 from Martin Liška <marxin at gcc dot gnu.org> ---
(In reply to Andrew Pinski from comment #8)
> (In reply to Martin Liška from comment #6)
> > How does one enable NEON? What -mcpu -mtune do you use?
> 
> NEON is enabled by default :).

I have a cross compiler that can't consume the provided pre-processed source
file:

$ marxin@marxinbox:~/Programming/testcases> aarch64-suse-linux-gcc-11 -v
Using built-in specs.
COLLECT_GCC=aarch64-suse-linux-gcc-11
COLLECT_LTO_WRAPPER=/usr/lib64/gcc/aarch64-suse-linux/11/lto-wrapper
Target: aarch64-suse-linux
Configured with: ../configure --prefix=/usr --infodir=/usr/share/info
--mandir=/usr/share/man --libdir=/usr/lib64 --libexecdir=/usr/lib64
--enable-languages=c,c++ --enable-checking=release --disable-werror
--with-gxx-include-dir=/usr/include/c++/11 --enable-ssp --disable-libssp
--disable-libvtv --enable-cet=auto --disable-libcc1 --disable-plugin
--with-bugurl=https://bugs.opensuse.org/ --with-pkgversion='SUSE Linux'
--with-slibdir=/usr/aarch64-suse-linux/sys-root/lib64 --with-system-zlib
--enable-libstdcxx-allocator=new --disable-libstdcxx-pch
--enable-version-specific-runtime-libs --with-gcc-major-version-only
--enable-linker-build-id --enable-linux-futex --enable-gnu-indirect-function
--program-suffix=-11 --program-prefix=aarch64-suse-linux-
--target=aarch64-suse-linux --disable-nls
--with-sysroot=/usr/aarch64-suse-linux/sys-root
--with-build-sysroot=/usr/aarch64-suse-linux/sys-root
--with-build-time-tools=/usr/aarch64-suse-linux/bin
--enable-fix-cortex-a53-835769 --enable-fix-cortex-a53-843419
--disable-libsanitizer --build=x86_64-suse-linux --host=x86_64-suse-linux
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 11.2.1 20211124 [revision 7510c23c1ec53aa4a62705f0384079661342ff7b]
(SUSE Linux) 

$ aarch64-suse-linux-gcc-11 xxhash.i -c -fmax-errors=5
In file included from xxhash.h:2710,
                 from xxhash.c:43:
/home/ubuntu/upstream-gcc/lib/gcc/aarch64-unknown-linux-gnu/12.0.0/include/arm_neon.h:33:9:
error: unknown '#pragma GCC aarch64' option 'arm_neon.h'
In file included from xxhash.h:2710,
                 from xxhash.c:43:
/home/ubuntu/upstream-gcc/lib/gcc/aarch64-unknown-linux-gnu/12.0.0/include/arm_neon.h:
In function 'vaddl_u8':
/home/ubuntu/upstream-gcc/lib/gcc/aarch64-unknown-linux-gnu/12.0.0/include/arm_neon.h:401:10:
error: incompatible types when returning type 'int' but 'uint16x8_t' was
expected
/home/ubuntu/upstream-gcc/lib/gcc/aarch64-unknown-linux-gnu/12.0.0/include/arm_neon.h:
In function 'vaddl_u16':
/home/ubuntu/upstream-gcc/lib/gcc/aarch64-unknown-linux-gnu/12.0.0/include/arm_neon.h:408:10:
error: incompatible types when returning type 'int' but 'uint32x4_t' was
expected
/home/ubuntu/upstream-gcc/lib/gcc/aarch64-unknown-linux-gnu/12.0.0/include/arm_neon.h:
In function 'vaddl_u32':
/home/ubuntu/upstream-gcc/lib/gcc/aarch64-unknown-linux-gnu/12.0.0/include/arm_neon.h:415:10:
error: incompatible types when returning type 'int' but 'uint64x2_t' was
expected
/home/ubuntu/upstream-gcc/lib/gcc/aarch64-unknown-linux-gnu/12.0.0/include/arm_neon.h:
In function 'vaddl_high_u8':
/home/ubuntu/upstream-gcc/lib/gcc/aarch64-unknown-linux-gnu/12.0.0/include/arm_neon.h:443:10:
error: incompatible types when returning type 'int' but 'uint16x8_t' was
expected

That's why I'm asking.