https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109573
--- Comment #15 from seurer at gcc dot gnu.org --- Note that we see this on powerpc64 if the compiler is built with checks. /home/seurer/gcc/git/build/gcc-11.5.0-RC-20240712/gcc/testsuite/g++/../../xg++ -B/home/seurer/gcc/git/build/gcc-11.5.0-RC-20240712/gcc/testsuite/g++/../../ exceptions_enabled3737800.cc -fdiagnostics-plain-output -nostdinc++ -I/home/seurer/gcc/git/build/gcc-11.5.0-RC-20240712/powerpc64le-unknown-linux-gnu/libstdc++-v3/include/powerpc64le-unknown-linux-gnu -I/home/seurer/gcc/git/build/gcc-11.5.0-RC-20240712/powerpc64le-unknown-linux-gnu/libstdc++-v3/include -I/home/seurer/gcc/git/gcc-11.5.0-RC-20240712/libstdc++-v3/libsupc++ -I/home/seurer/gcc/git/gcc-11.5.0-RC-20240712/libstdc++-v3/include/backward -I/home/seurer/gcc/git/gcc-11.5.0-RC-20240712/libstdc++-v3/testsuite/util -fmessage-length=0 -S -o exceptions_enabled3737800.s FAIL: g++.dg/vect/pr109573.cc -std=c++2a (test for excess errors) Excess errors: during GIMPLE pass: slp /home/seurer/gcc/git/gcc-11.5.0-RC-20240712/gcc/testsuite/g++.dg/vect/pr109573.cc:81:6: internal compiler error: in vectorizable_live_operation, at tree-vect-loop.c:8886 0x1139479b vectorizable_live_operation(vec_info*, _stmt_vec_info*, gimple_stmt_iterator*, _slp_tree*, _slp_instance*, int, bool, vec<stmt_info_for_cost, va_heap, vl_ptr>*) /home/seurer/gcc/git/gcc-11.5.0-RC-20240712/gcc/tree-vect-loop.c:8886 0x113477a7 can_vectorize_live_stmts /home/seurer/gcc/git/gcc-11.5.0-RC-20240712/gcc/tree-vect-stmts.c:10663 0x11377a43 vect_transform_stmt(vec_info*, _stmt_vec_info*, gimple_stmt_iterator*, _slp_tree*, _slp_instance*) /home/seurer/gcc/git/gcc-11.5.0-RC-20240712/gcc/tree-vect-stmts.c:11047 0x113b356f vect_schedule_slp_node /home/seurer/gcc/git/gcc-11.5.0-RC-20240712/gcc/tree-vect-slp.c:6393 0x113c457f vect_schedule_slp_node /home/seurer/gcc/git/gcc-11.5.0-RC-20240712/gcc/tree-vect-slp.c:6206 0x113c457f vect_schedule_scc /home/seurer/gcc/git/gcc-11.5.0-RC-20240712/gcc/tree-vect-slp.c:6555 0x113c431f vect_schedule_scc /home/seurer/gcc/git/gcc-11.5.0-RC-20240712/gcc/tree-vect-slp.c:6536 0x113c4d1f vect_schedule_slp(vec_info*, vec<_slp_instance*, va_heap, vl_ptr>) /home/seurer/gcc/git/gcc-11.5.0-RC-20240712/gcc/tree-vect-slp.c:6671 0x113c68e7 vect_slp_region /home/seurer/gcc/git/gcc-11.5.0-RC-20240712/gcc/tree-vect-slp.c:5074 0x113c8047 vect_slp_bbs /home/seurer/gcc/git/gcc-11.5.0-RC-20240712/gcc/tree-vect-slp.c:5186 0x113c864b vect_slp_function(function*) /home/seurer/gcc/git/gcc-11.5.0-RC-20240712/gcc/tree-vect-slp.c:5272 0x113d1dd3 execute /home/seurer/gcc/git/gcc-11.5.0-RC-20240712/gcc/tree-vectorizer.c:1450