DKMS make.log for bbswitch-0.8-6 for kernel 4.16.13-desktop-1omv (x86_64)
qui jun  7 21:08:29 -03 2018
make -C /lib/modules/4.16.13-desktop-1omv/build M="$(pwd)" modules
make[1]: Entering directory '/usr/src/linux-4.16.13-desktop-1omv'
  CC [M]  /var/lib/dkms/bbswitch/0.8-6/build/bbswitch.o
/var/lib/dkms/bbswitch/0.8-6/build/bbswitch.c: In function ‘acpi_call_dsm’:
/var/lib/dkms/bbswitch/0.8-6/build/bbswitch.c:138:28: note: byref variable will be forcibly initialized
         struct acpi_buffer buf = { ACPI_ALLOCATE_BUFFER, NULL };
                            ^~~
/var/lib/dkms/bbswitch/0.8-6/build/bbswitch.c:109:29: note: byref variable will be forcibly initialized
     struct acpi_object_list input;
                             ^~~~~
/var/lib/dkms/bbswitch/0.8-6/build/bbswitch.c:108:24: note: byref variable will be forcibly initialized
     struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL };
                        ^~~~~~
/var/lib/dkms/bbswitch/0.8-6/build/bbswitch.c: In function ‘bbswitch_init’:
/var/lib/dkms/bbswitch/0.8-6/build/bbswitch.c:398:28: note: byref variable will be forcibly initialized
         struct acpi_buffer buf = { ACPI_ALLOCATE_BUFFER, NULL };
                            ^~~
  Building modules, stage 2.
  MODPOST 1 modules
  CC      /var/lib/dkms/bbswitch/0.8-6/build/bbswitch.mod.o
  LD [M]  /var/lib/dkms/bbswitch/0.8-6/build/bbswitch.ko
ld: warning: Disabling --icf due to -r
make[1]: Leaving directory '/usr/src/linux-4.16.13-desktop-1omv'