https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121886
Andreas K. Huettel <dilfridge at gentoo dot org> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |dilfridge at gentoo dot org
--- Comment #1 from Andreas K. Huettel <dilfridge at gentoo dot org> ---
Seeing something very similar with gcc-14.3.1_p20251017 on x86-64, -O3
make[3]: Entering directory
'/tmp/portage/sys-devel/gcc-14.3.1_p20251017/work/build/gcc'
/tmp/portage/sys-devel/gcc-14.3.1_p20251017/work/build/./prev-gcc/xg++
-B/tmp/portage/sys-devel/gcc-14.3.1_p20251017/work/build/./prev-gcc/
-B/usr/x86_64-pc-linux-gnu/bin/ -nostdinc++ -B/
tmp/portage/sys-devel/gcc-14.3.1_p20251017/work/build/prev-x86_64-pc-linux-gnu/libstdc++-v3/src/.libs
-B/tmp/portage/sys-devel/gcc-14.3.1_p20251017/work/build/prev-x86_64-pc-linux-gnu/lib
stdc++-v3/libsupc++/.libs -isystem
/tmp/portage/sys-devel/gcc-14.3.1_p20251017/work/build/prev-x86_64-pc-linux-gnu/libstdc++-v3/include/x86_64-pc-linux-gnu
-isystem /tmp/portage/sys-dev
el/gcc-14.3.1_p20251017/work/build/prev-x86_64-pc-linux-gnu/libstdc++-v3/include
-isystem
/tmp/portage/sys-devel/gcc-14.3.1_p20251017/work/gcc-14-20251017/libstdc++-v3/libsupc++
-L/tmp/p
ortage/sys-devel/gcc-14.3.1_p20251017/work/build/prev-x86_64-pc-linux-gnu/libstdc++-v3/src/.libs
-L/tmp/portage/sys-devel/gcc-14.3.1_p20251017/work/build/prev-x86_64-pc-linux-gnu/libstdc+
+-v3/libsupc++/.libs -fPIE -c -DDEF_GENTOO_SCP -DDEF_GENTOO_ZNOW
-DEXTRA_OPTIONS_CF -DIN_GCC_FRONTEND -m64 -march=native -pipe -ggdb -O3
-fchecking=1 -fcf-protection -DIN_GCC -fno-
exceptions -fno-rtti -fasynchronous-unwind-tables -W -Wall -Wno-narrowing
-Wwrite-strings -Wcast-qual -Wmissing-format-attribute
-Wconditionally-supported -Woverloaded-virtual -pedantic -
Wno-long-long -Wno-variadic-macros -Wno-overlength-strings -DHAVE_CONFIG_H
-fPIE -I. -Icp
-I/tmp/portage/sys-devel/gcc-14.3.1_p20251017/work/gcc-14-20251017/gcc
-I/tmp/portage/sys-devel
/gcc-14.3.1_p20251017/work/gcc-14-20251017/gcc/cp
-I/tmp/portage/sys-devel/gcc-14.3.1_p20251017/work/gcc-14-20251017/gcc/../include
-I/tmp/portage/sys-devel/gcc-14.3.1_p20251017/work/gcc
-14-20251017/gcc/../libcpp/include
-I/tmp/portage/sys-devel/gcc-14.3.1_p20251017/work/gcc-14-20251017/gcc/../libcody
-I/tmp/portage/sys-devel/gcc-14.3.1_p20251017/work/gcc-14-20251017/gc
c/../libdecnumber
-I/tmp/portage/sys-devel/gcc-14.3.1_p20251017/work/gcc-14-20251017/gcc/../libdecnumber/bid
-I../libdecnumber -I/tmp/portage/sys-devel/gcc-14.3.1_p20251017/work/gcc-14-20
251017/gcc/../libbacktrace -D_GENTOO_TIME64_FORCE=0 -o cp/constraint.o -MT
cp/constraint.o -MMD -MP -MF cp/.deps/constraint.TPo
/tmp/portage/sys-devel/gcc-14.3.1_p20251017/work/gcc-14-20
251017/gcc/cp/constraint.cc
during RTL pass: reload
/tmp/portage/sys-devel/gcc-14.3.1_p20251017/work/gcc-14-20251017/gcc/cp/constraint.cc:
In function ‘tree_node* constraint_satisfaction_value(tree, tree, sat_info)’:
/tmp/portage/sys-devel/gcc-14.3.1_p20251017/work/gcc-14-20251017/gcc/cp/constraint.cc:3435:1:
internal compiler error: in df_refs_verify, at df-scan.cc:4019
3435 | }
| ^
0x562f440e2d61 df_refs_verify
/tmp/portage/sys-devel/gcc-14.3.1_p20251017/work/gcc-14-20251017/gcc/df-scan.cc:4019
0x562f440e2d61 df_insn_refs_verify
/tmp/portage/sys-devel/gcc-14.3.1_p20251017/work/gcc-14-20251017/gcc/df-scan.cc:4098
0x562f44541d02 df_bb_verify
/tmp/portage/sys-devel/gcc-14.3.1_p20251017/work/gcc-14-20251017/gcc/df-scan.cc:4135
0x562f44545587 df_scan_verify()
/tmp/portage/sys-devel/gcc-14.3.1_p20251017/work/gcc-14-20251017/gcc/df-scan.cc:4256
0x562f4452c4d4 df_verify()
/tmp/portage/sys-devel/gcc-14.3.1_p20251017/work/gcc-14-20251017/gcc/df-core.cc:1834
0x562f4452c4d4 df_analyze_1
/tmp/portage/sys-devel/gcc-14.3.1_p20251017/work/gcc-14-20251017/gcc/df-core.cc:1221
0x562f448265c6 do_reload
/tmp/portage/sys-devel/gcc-14.3.1_p20251017/work/gcc-14-20251017/gcc/ira.cc:6046
0x562f448265c6 execute
/tmp/portage/sys-devel/gcc-14.3.1_p20251017/work/gcc-14-20251017/gcc/ira.cc:6161
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[3]: *** [Makefile:1202: cp/constraint.o] Error 1
make[3]: Leaving directory
'/tmp/portage/sys-devel/gcc-14.3.1_p20251017/work/build/gcc'
make[3]: *** Waiting for unfinished jobs....
