Breakpoint 4, 0x0000555555729b43 in Kakoune::check_session(Kakoune::StringView) ()
(gdb) disass
Dump of assembler code for function _ZN7Kakoune13check_sessionENS_10StringViewE:
   0x0000555555729b00 <+0>: push   %r13
   0x0000555555729b02 <+2>: mov    %rdi,%r13
   0x0000555555729b05 <+5>: xor    %edx,%edx
   0x0000555555729b07 <+7>: mov    $0x1,%edi
   0x0000555555729b0c <+12>:    push   %r12
   0x0000555555729b0e <+14>:    mov    %rsi,%r12
   0x0000555555729b11 <+17>:    mov    $0x1,%esi
   0x0000555555729b16 <+22>:    push   %rbp
   0x0000555555729b17 <+23>:    push   %rbx
   0x0000555555729b18 <+24>:    sub    $0x88,%rsp
   0x0000555555729b1f <+31>:    mov    %fs:0x28,%rax
   0x0000555555729b28 <+40>:    mov    %rax,0x78(%rsp)
   0x0000555555729b2d <+45>:    xor    %eax,%eax
   0x0000555555729b2f <+47>:    mov    %rsp,%rbp
   0x0000555555729b32 <+50>:    callq  *0x9bfd8(%rip)        # 0x5555557c5b10
   0x0000555555729b38 <+56>:    mov    %r13,%rsi
   0x0000555555729b3b <+59>:    mov    %r12,%rdx
   0x0000555555729b3e <+62>:    mov    %rbp,%rdi
   0x0000555555729b41 <+65>:    mov    %eax,%ebx
=> 0x0000555555729b43 <+67>:    callq  0x555555720df0
   0x0000555555729b48 <+72>:    mov    $0x6c,%edx
   0x0000555555729b4d <+77>:    mov    %rbp,%rsi
   0x0000555555729b50 <+80>:    mov    %ebx,%edi
   0x0000555555729b52 <+82>:    callq  *0x9c150(%rip)        # 0x5555557c5ca8
   0x0000555555729b58 <+88>:    mov    %eax,%ebp
   0x0000555555729b5a <+90>:    mov    %ebx,%edi
   0x0000555555729b5c <+92>:    callq  *0x9c476(%rip)        # 0x5555557c5fd8
   0x0000555555729b62 <+98>:    cmp    $0xffffffff,%ebp
   0x0000555555729b65 <+101>:   setne  %al
   0x0000555555729b68 <+104>:   mov    0x78(%rsp),%rcx
   0x0000555555729b6d <+109>:   xor    %fs:0x28,%rcx
   0x0000555555729b76 <+118>:   jne    0x555555729b86 <_ZN7Kakoune13check_sessionENS_10StringViewE+134>
   0x0000555555729b78 <+120>:   add    $0x88,%rsp
   0x0000555555729b7f <+127>:   pop    %rbx
   0x0000555555729b80 <+128>:   pop    %rbp
   0x0000555555729b81 <+129>:   pop    %r12
   0x0000555555729b83 <+131>:   pop    %r13
   0x0000555555729b85 <+133>:   retq
   0x0000555555729b86 <+134>:   callq  *0x9c1e4(%rip)        # 0x5555557c5d70
   0x0000555555729b8c <+140>:   mov    %rax,%rbp
   0x0000555555729b8f <+143>:   jmpq   0x5555555d2a07
End of assembler dump.
(gdb) stepi
0x0000555555720df0 in ?? ()
(gdb) disass 0x555555720df0
No function contains specified address.
(gdb)