https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113139
Bug ID: 113139 Summary: [14 regression] ICE when building Binutils Product: gcc Version: 14.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: sjames at gcc dot gnu.org CC: tnfchris at gcc dot gnu.org Target Milestone: --- Created attachment 56938 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=56938&action=edit atof-ieee.i ``` x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I/var/tmp/portage/sys-devel/binutils-2.41-r3/work/binutils-2.41/gas -I. -I/var/tmp/portage/sys-devel/binutils-2.41-r3/work/binutils-2.41/gas -I../bfd -I/var/tmp/portage/sys-devel/binutils-2.41-r3/work/binutils-2.41/gas/config -I/var/tmp/portage/sys-devel/binutils-2.41-r3/work/binutils-2.41/gas/../include -I/var/tmp/portage/sys-devel/binutils-2.41-r3/work/binutils-2.41/gas/.. -I/var/tmp/portage/sys-devel/binutils-2.41-r3/work/binutils-2.41/gas/../bfd -DLOCALEDIR="\"/usr/share/binutils-data/x86_64-pc-linux-gnu/2.41/locale\"" -W -Wall -Wstrict-prototypes -Wmissing-prototypes -Wshadow -Wstack-usage=262144 -Wwrite-strings -O3 -pipe -march=native -fdiagnostics-color=always -Waddress -Warray-bounds -Wfree-nonheap-object -Wint-to-pointer-cast -Wmain -Wnonnull -Wodr -Wreturn-type -Wsizeof-pointer-memaccess -Wstrict-aliasing -Wstring-compare -Wuninitialized -Wvarargs -c -o config/atof-ieee.o /var/tmp/portage/sys-devel/binutils-2.41-r3/work/binutils-2.41/gas/config/atof-ieee.c /var/tmp/portage/sys-devel/binutils-2.41-r3/work/binutils-2.41/gas/config/atof-ieee.c: In function ‘gen_to_words’: /var/tmp/portage/sys-devel/binutils-2.41-r3/work/binutils-2.41/gas/config/atof-ieee.c:295:1: error: multiple virtual PHI nodes in BB 144 295 | gen_to_words (LITTLENUM_TYPE *words, int precision, long exponent_bits) | ^~~~~~~~~~~~ .MEM_18 = PHI <.MEM_526(93)> .MEM_551 = PHI <.MEM_396(93)> /var/tmp/portage/sys-devel/binutils-2.41-r3/work/binutils-2.41/gas/config/atof-ieee.c:295:1: error: PHI node with wrong VUSE on edge from BB 144 .MEM_15 = PHI <.MEM_551(144), .MEM_552(149)> expected .MEM_18 /var/tmp/portage/sys-devel/binutils-2.41-r3/work/binutils-2.41/gas/config/atof-ieee.c:295:1: error: PHI node with wrong VUSE on edge from BB 94 .MEM_552 = PHI <.MEM_396(94)> expected .MEM_526 during GIMPLE pass: vect /var/tmp/portage/sys-devel/binutils-2.41-r3/work/binutils-2.41/gas/config/atof-ieee.c:295:1: internal compiler error: verify_ssa failed 0x565350c1da88 verify_ssa(bool, bool) /usr/src/debug/sys-devel/gcc-14.0.0.9999/gcc-14.0.0.9999/gcc/tree-ssa.cc:1203 0x56535081fa9d execute_function_todo /usr/src/debug/sys-devel/gcc-14.0.0.9999/gcc-14.0.0.9999/gcc/passes.cc:2095 0x56535081ff30 execute_todo /usr/src/debug/sys-devel/gcc-14.0.0.9999/gcc-14.0.0.9999/gcc/passes.cc:2142 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. make[2]: *** [Makefile:1443: config/atof-ieee.o] Error 1 make[2]: Leaving directory '/var/tmp/portage/sys-devel/binutils-2.41-r3/work/build/gas' make[1]: *** [Makefile:1663: all-recursive] Error 1 make[1]: Leaving directory '/var/tmp/portage/sys-devel/binutils-2.41-r3/work/build/gas' make: *** [Makefile:1009: all] Error 2 ``` ``` Using built-in specs. COLLECT_GCC=gcc COLLECT_LTO_WRAPPER=/usr/libexec/gcc/x86_64-pc-linux-gnu/14/lto-wrapper Target: x86_64-pc-linux-gnu Configured with: /var/tmp/portage/sys-devel/gcc-14.0.0.9999/work/gcc-14.0.0.9999/configure --host=x86_64-pc-linux-gnu --build=x86_64-pc-linux-gnu --prefix=/usr --bindir=/usr/x86_64-pc-linux-gnu/gcc-bin/14 --includedir=/usr/lib/gcc/x86_64-pc-linux-gnu/14/include --datadir=/usr/share/gcc-data/x86_64-pc-linux-gnu/14 --mandir=/usr/share/gcc-data/x86_64-pc-linux-gnu/14/man --infodir=/usr/share/gcc-data/x86_64-pc-linux-gnu/14/info --with-gxx-include-dir=/usr/lib/gcc/x86_64-pc-linux-gnu/14/include/g++-v14 --disable-silent-rules --disable-dependency-tracking --with-python-dir=/share/gcc-data/x86_64-pc-linux-gnu/14/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,df --with-bugurl=https://bugs.gentoo.org/ --with-pkgversion='Gentoo 14.0.0 p, commit 2250dc0cc8c46999ad1c1d79b9aeed9056459bb6' --with-gcc-major-version-only --enable-libstdcxx-time --enable-lto --disable-libstdcxx-pch --enable-shared --enable-threads=posix --enable-__cxa_atexit --enable-clocale=gnu --enable-multilib --with-multilib-list=m32,m64 --disable-fixed-point --enable-targets=all --enable-libgomp --disable-libssp --disable-libada --disable-cet --disable-systemtap --disable-valgrind-annotations --disable-vtable-verify --disable-libvtv --with-zstd --without-isl --enable-default-pie --enable-host-pie --disable-host-bind-now --enable-default-ssp Thread model: posix Supported LTO compression algorithms: zlib zstd gcc version 14.0.0 20231225 (experimental) 0beeddd6b1b1cb41104c4df925323e8fc0437ba8 (Gentoo 14.0.0 p, commit 2250dc0cc8c46999ad1c1d79b9aeed9056459bb6) ``` 'gcc -c atof-ieee.i -O3 -march=znver2' is enough to reproduce.