LTO bootstraps fail (on aarch64, but I'm not sure that matters: https://gcc.gnu.org/pipermail/gcc-testresults/2026-January/866676.html

[Toon Moene]

As follows:

during IPA pass: devirt
lto1: internal compiler error: verify_cgraph_node failed
0x26a6aff internal_error(char const*, ...)
	/home/toon/compilers/gcc/gcc/diagnostic-global-context.cc:787
0x8ea26f cgraph_node::verify_node()
	/home/toon/compilers/gcc/gcc/cgraph.cc:4480
0x8cc67b symtab_node::verify()
	/home/toon/compilers/gcc/gcc/symtab.cc:1377
0x8cd7d3 symtab_node::verify_symtab_nodes()
	/home/toon/compilers/gcc/gcc/symtab.cc:1499
0xc99283 symtab_node::checking_verify_symtab_nodes()
	/home/toon/compilers/gcc/gcc/cgraph.h:718
0xc99283 symbol_table::remove_unreachable_nodes(_IO_FILE*)
	/home/toon/compilers/gcc/gcc/ipa.cc:688
0xe0584f execute_todo
	/home/toon/compilers/gcc/gcc/passes.cc:2163
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.
0x26a6aff internal_error(char const*, ...)
	/home/toon/compilers/gcc/gcc/diagnostic-global-context.cc:787
lto-wrapper: fatal error: /dev/shm/bld205291/./prev-gcc/xg++ returned 1 
exit status
compilation terminated.

Hope this helps,

-- 
Toon Moene - e-mail: toon@moene.org - phone: +31 346 214290
Saturnushof 14, 3738 XG  Maartensdijk, The Netherlands