Issue #18280 has been updated by nobu (Nobuyoshi Nakada). ukolovda (Dmitry Ukolov) wrote in #note-4: > I'm afraid, we got many errors with other gems, which use clang and give NULL parameters. This will have very bad results... I guess the compiler warned that NULL may be passed, didn't it? ---------------------------------------- Feature #18280: Allow rb_utf8_str_new_cstr(NULL) https://bugs.ruby-lang.org/issues/18280#change-94434 * Author: ukolovda (Dmitry Ukolov) * Status: Feedback * Priority: Normal ---------------------------------------- Ruby process crushed. ` Addressable::URI when parsed from 'http://example.com/%E8' /home/ukolovda/RubymineProjects/external/addressable/lib/addressable/idna/native.rb:34: [BUG] Segmentation fault at 0x0000000000000000 ruby 3.1.0dev (2021-10-31T09:27:55Z master 13a9597c7c) [x86_64-linux] -- Control frame information ----------------------------------------------- c:0043 p:---- s:0231 e:000230 CFUNC :nfkc_normalize c:0042 p:0019 s:0226 e:000225 METHOD /home/ukolovda/RubymineProjects/external/addressable/lib/addressable/idna/native.rb:34 c:0041 p:0323 s:0221 e:000219 METHOD /home/ukolovda/RubymineProjects/external/addressable/lib/addressable/uri.rb:583 c:0040 p:0038 s:0210 e:000209 BLOCK /home/ukolovda/RubymineProjects/external/addressable/lib/addressable/uri.rb:1559 [FINISH] ... -- Machine register context ------------------------------------------------ RIP: 0x00007feea7aa9f35 RBP: 0x0000000000000000 RSP: 0x00007ffc0e4ffdf8 RAX: 0x0000000000000000 RBX: 0x0000000055550083 RCX: 0x0000000000000000 RDX: 0x0000000000000000 RDI: 0x0000000000000000 RSI: 0x0000000004f72d81 R8: 0x0000000004f72d83 R9: 0x00007fee95642a68 R10: 0x0000000000000001 R11: 0x0000000000000000 R12: 0x00007fee96663dc0 R13: 0x0000000000000001 R14: 0x00007fee9a414590 R15: 0x0000000002ce4b20 EFL: 0x0000000000010283 -- C level backtrace information ------------------------------------------- /home/ukolovda/.rvm/rubies/ruby-head/lib/libruby.so.3.1(rb_print_backtrace+0x11) [0x7feea80838d5] vm_dump.c:759 /home/ukolovda/.rvm/rubies/ruby-head/lib/libruby.so.3.1(rb_vm_bugreport) vm_dump.c:1045 /home/ukolovda/.rvm/rubies/ruby-head/lib/libruby.so.3.1(rb_bug_for_fatal_signal+0xf0) [0x7feea7e88cb0] error.c:820 /home/ukolovda/.rvm/rubies/ruby-head/lib/libruby.so.3.1(sigsegv+0x49) [0x7feea7fd99b9] signal.c:964 /lib64/libpthread.so.0(__restore_rt+0x0) [0x7feea7d601b0] /lib64/libc.so.6(__strlen_avx2+0x15) [0x7feea7aa9f35] /home/ukolovda/.rvm/rubies/ruby-head/lib/libruby.so.3.1(rb_str_new_cstr+0x9) [0x7feea7ff4999] string.c:958 /home/ukolovda/.rvm/rubies/ruby-head/lib/libruby.so.3.1(rb_utf8_str_new_cstr+0x7) [0x7feea7ff49f7] string.c:972 /home/ukolovda/.rvm/gems/ruby-head/gems/idn-ruby-0.1.2/lib/idn.so(nfkc_normalize+0x4d) [0x7fee96668a5d] stringprep.c:159 /home/ukolovda/.rvm/rubies/ruby-head/lib/libruby.so.3.1(vm_cfp_consistent_p+0x0) [0x7feea80636a4] vm_insnhelper.c:3025 /home/ukolovda/.rvm/rubies/ruby-head/lib/libruby.so.3.1(vm_call_cfunc_with_frame) vm_insnhelper.c:3027 /home/ukolovda/.rvm/rubies/ruby-head/lib/libruby.so.3.1(vm_sendish+0x4e) [0x7feea80688e9] vm_insnhelper.c:4651 ... ` Lalest ruby version (`rvm install ruby-head`) In previous version it give exception: `ArgumentError: NULL pointer given` -- https://bugs.ruby-lang.org/ Unsubscribe: <mailto:ruby-core-request / ruby-lang.org?subject=unsubscribe> <http://lists.ruby-lang.org/cgi-bin/mailman/options/ruby-core>