https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115464
Bug ID: 115464 Summary: ICE when building libaom on arm64 Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: sjames at gcc dot gnu.org Target Milestone: --- ``` # gcc -c highbd_convolve_sve2.c.i -fpermissive -march=armv9-a+sve2 -O during RTL pass: expand highbd_convolve_sve2.c.i: In function ‘convolve4_4_x’: highbd_convolve_sve2.c.i:10:7: internal compiler error: in paradoxical_subreg_p, at rtl.h:3213 10 | svget_neonq_s16(svtbl_s16(svset_neonq_s16(svundef_s16(), aom_tbl_s16_s), | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 11 | svset_neonq_u16(svundef_u16(), tbl))); | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 0xaaaacefc611f paradoxical_subreg_p(machine_mode, machine_mode) /usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/rtl.h:3213 0xaaaacefc611f simplify_context::simplify_subreg(machine_mode, rtx_def*, machine_mode, poly_int<2u, unsigned long>) /usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/simplify-rtx.cc:7751 0xaaaacefcefeb simplify_context::simplify_gen_subreg(machine_mode, rtx_def*, machine_mode, poly_int<2u, unsigned long>) /usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/simplify-rtx.cc:7998 0xaaaacf667d1b simplify_gen_subreg(machine_mode, rtx_def*, machine_mode, poly_int<2u, unsigned long>) /usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/rtl.h:3552 0xaaaacf667d1b expand /usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/config/aarch64/aarch64-sve-builtins-base.cc:1177 0xaaaacf64d2eb aarch64_sve::expand_builtin(unsigned int, tree_node*, rtx_def*) /usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/config/aarch64/aarch64-sve-builtins.cc:4790 0xaaaacea1e7af expand_expr_real_1(tree_node*, rtx_def*, machine_mode, expand_modifier, rtx_def**, bool) /usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/expr.cc:12357 0xaaaacea33c23 expand_expr_real(tree_node*, rtx_def*, machine_mode, expand_modifier, rtx_def**, bool) /usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/expr.cc:9447 0xaaaacea33c23 store_expr(tree_node*, rtx_def*, int, bool, bool) /usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/expr.cc:6747 0xaaaacea3b587 expand_assignment(tree_node*, tree_node*, bool) /usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/expr.cc:6468 0xaaaacea3b587 expand_assignment(tree_node*, tree_node*, bool) /usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/expr.cc:5953 0xaaaace86cf97 expand_call_stmt /usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/cfgexpand.cc:2893 0xaaaace86cf97 expand_gimple_stmt_1 /usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/cfgexpand.cc:3962 0xaaaace86cf97 expand_gimple_stmt /usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/cfgexpand.cc:4104 0xaaaace87586f expand_gimple_basic_block /usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/cfgexpand.cc:6160 0xaaaace877da7 execute /usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/cfgexpand.cc:6899 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/aarch64-unknown-linux-gnu/15/lto-wrapper Target: aarch64-unknown-linux-gnu Configured with: /var/tmp/portage/sys-devel/gcc-15.0.9999/work/gcc-15.0.9999/configure --host=aarch64-unknown-linux-gnu --build=aarch64-unknown-linux-gnu --prefix=/usr --bindir=/usr/aarch64-unknown-linux-gnu/gcc-bin/15 --includedir=/usr/lib/gcc/aarch64-unknown-linux-gnu/15/include --datadir=/usr/share/gcc-data/aarch64-unknown-linux-gnu/15 --mandir=/usr/share/gcc-data/aarch64-unknown-linux-gnu/15/man --infodir=/usr/share/gcc-data/aarch64-unknown-linux-gnu/15/info --with-gxx-include-dir=/usr/lib/gcc/aarch64-unknown-linux-gnu/15/include/g++-v15 --disable-silent-rules --disable-dependency-tracking --with-python-dir=/share/gcc-data/aarch64-unknown-linux-gnu/15/python --enable-languages=c,c++,fortran --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 c8bf41759fe849050fcb5c5105483c9db6b15da2' --with-gcc-major-version-only --enable-libstdcxx-time --enable-lto --disable-libstdcxx-pch --enable-shared --enable-threads=posix --enable-__cxa_atexit --enable-clocale=gnu --disable-multilib --disable-fixed-point --enable-libgomp --disable-libssp --disable-libada --disable-standard-branch-protection --disable-systemtap --disable-valgrind-annotations --disable-vtable-verify --disable-libvtv --with-zstd --without-isl --enable-default-pie --enable-host-pie --enable-host-bind-now --enable-default-ssp --disable-fixincludes --with-build-config=bootstrap-O3 Thread model: posix Supported LTO compression algorithms: zlib zstd gcc version 15.0.0 20240611 (experimental) 95161c6abfbd7ba9fab0b538ccc885f5980efbee (Gentoo Hardened 15.0.9999 p, commit c8bf41759fe849050fcb5c5105483c9db6b15da2)