https://gcc.gnu.org/bugzilla/show_bug.cgi?id=127269
--- Comment #6 from groche97 at gmail dot com ---
The output of the ICE:
during RTL pass: ira
minium.c: In function âfâ:
minium.c:7:1: internal compiler error: in riscv_v_widen_constraint_ok, at
config/riscv/riscv-v.cc:6559
7 | }
| ^
0x2aea12da73 diagnostics::context::diagnostic_impl(rich_location*,
diagnostics::metadata const*, diagnostics::option_id, char const*, void**,
diagnostics::kind)
???:0
0x2aea1246db internal_error(char const*, ...)
???:0
0x2ae7914353 fancy_abort(char const*, int, char const*)
???:0
0x2ae86c8eaf riscv_vector::riscv_v_widen_constraint_ok(unsigned int,
machine_mode, unsigned int, machine_mode)
???:0
0x2ae7f4e965 lra_get_dependent_filter(int, machine_mode, unsigned int,
machine_mode, bool)
???:0
0x2ae7efd495 ira_traverse_loop_tree(bool, ira_loop_tree_node*, void
(*)(ira_loop_tree_node*), void (*)(ira_loop_tree_node*))
???:0
0x2ae7f1408f ira_color()
???:0
/usr/libexec/gcc/riscv64-unknown-linux-gnu/17/cc1 -quiet -imultilib . minium.c
-quiet -dumpbase minium.c -dumpbase-ext .c -march=rv64gcv -mabi=lp64d
-misa-spec=20191213 -mtls-dialect=trad
-march=rv64imafdcv_zicsr_zifencei_zmmul_zaamo_zalrsc_zca_zcd_zve32f_zve32x_zve64d_zve64f_zve64x_zvl128b_zvl32b_zvl64b
-O1 -foffload-options=-fno-stack-protector -o /tmp/ccnuVEzC.s
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.
gcc -v
Using built-in specs.
COLLECT_GCC=gcc
COLLECT_LTO_WRAPPER=/usr/libexec/gcc/riscv64-unknown-linux-gnu/17/lto-wrapper
Target: riscv64-unknown-linux-gnu
Configured with:
/usr/riscv64-unknown-linux-gnu/tmp/portage/sys-devel/gcc-17.0.0_p20260913/work/gcc-17-20260913/configure
--host=riscv64-unknown-linux-gnu --target=riscv64-unknown-linux-gnu
--build=x86_64-pc-linux-gnu --prefix=/usr
--bindir=/usr/riscv64-unknown-linux-gnu/gcc-bin/17
--includedir=/usr/lib/gcc/riscv64-unknown-linux-gnu/17/include
--datadir=/usr/share/gcc-data/riscv64-unknown-linux-gnu/17
--mandir=/usr/share/gcc-data/riscv64-unknown-linux-gnu/17/man
--infodir=/usr/share/gcc-data/riscv64-unknown-linux-gnu/17/info
--with-gxx-include-dir=/usr/lib/gcc/riscv64-unknown-linux-gnu/17/include/g++-v17
--disable-silent-rules --disable-dependency-tracking
--with-python-dir=/share/gcc-data/riscv64-unknown-linux-gnu/17/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
--with-bugurl=https://bugs.gentoo.org/ --with-pkgversion='Gentoo
17.0.0_p20260913 p13' --with-gcc-major-version-only --enable-libstdcxx-time
--enable-lto --disable-libstdcxx-pch --enable-linker-build-id --disable-libada
--enable-shared --enable-threads=posix
--with-build-sysroot=/usr/riscv64-unknown-linux-gnu --enable-__cxa_atexit
--enable-clocale=gnu --disable-multilib --disable-fixed-point --with-abi=lp64d
--enable-libgomp --disable-libssp --disable-systemtap
--disable-valgrind-annotations --disable-valgrind-interop
--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-gxx-libcxx-include-dir=/usr/riscv64-unknown-linux-gnu/usr/include/c++/v1
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 17.0.0 20260913 (experimental) (Gentoo 17.0.0_p20260913 p13)
