https://gcc.gnu.org/bugzilla/show_bug.cgi?id=122381
Nathaniel Shead <nshead at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
CC| |nshead at gcc dot gnu.org
Ever confirmed|0 |1
Last reconfirmed|2025-10-22 00:00:00 |2025-11-01
--- Comment #3 from Nathaniel Shead <nshead at gcc dot gnu.org> ---
Confirmed on trunk, reducing now. Full backtrace is:
/usr/etc/boost_1_88_0/nosan/include/boost/multi_index/detail/ord_index_node.hpp:162:35:
internal compiler error: Segmentation fault
0x3e74cb2 internal_error(char const*, ...)
../../gcc/gcc/diagnostic-global-context.cc:787
0x1e8b628 crash_signal
../../gcc/gcc/toplev.cc:323
0x78023e645f9f ???
./signal/../sysdeps/unix/sysv/linux/x86_64/libc_sigaction.c:0
0xf6970d tree_class_check(tree_node*, tree_code_class, char const*, int, char
const*)
../../gcc/gcc/tree.h:3900
0x118010c make_conv_op_name(tree_node*)
../../gcc/gcc/cp/lex.cc:935
0x1364993 tsubst_baselink
../../gcc/gcc/cp/pt.cc:17634
0x1381111 tsubst_expr(tree_node*, tree_node*, int, tree_node*)
../../gcc/gcc/cp/pt.cc:22087
0x137e9c0 tsubst_expr(tree_node*, tree_node*, int, tree_node*)
../../gcc/gcc/cp/pt.cc:21692
0x13797c4 tsubst_call_args
../../gcc/gcc/cp/pt.cc:20813
0x137ea6b tsubst_expr(tree_node*, tree_node*, int, tree_node*)
../../gcc/gcc/cp/pt.cc:21700
0x137710f tsubst_stmt
../../gcc/gcc/cp/pt.cc:20331
0x136d452 tsubst_stmt
../../gcc/gcc/cp/pt.cc:19114
0x1370c81 tsubst_stmt
../../gcc/gcc/cp/pt.cc:19525
0x139d4f0 instantiate_body
../../gcc/gcc/cp/pt.cc:28110
0x139f01c instantiate_decl(tree_node*, bool, bool)
../../gcc/gcc/cp/pt.cc:28401
0x139f323 instantiate_pending_templates(int)
../../gcc/gcc/cp/pt.cc:28476
0x1123e4e c_parse_final_cleanups()
../../gcc/gcc/cp/decl2.cc:5606
0x154eba8 c_common_parse_file()
../../gcc/gcc/c-family/c-opts.cc:1436
Please submit a full bug report, with preprocessed source (by using
-freport-bug).
Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.
