[vbox-dev] problem with new GCC 10

[Sérgio Basto]

Hi, 
Now seems to me, GCC10 forbids multiple definitions , I got at least  3 packages with this 
problem (of multiple definitions [1])  but in Virtual Box we have thousand of lines this these [2]

Best regards,

[1] 
https://github.com/telmich/gpm/pull/37

[2]
ld: /builddir/build/BUILD/VirtualBox-6.1.2/obj/obj/iPxeBaseBin/src/arch/i386/core/relocate.o:(.bss+0x0): multiple definition of `__licence_public_domain'; /builddir/build/BUILD/VirtualBox-6.1.2/obj/obj/iPxeBaseBin/src/arch/i386/core/basemem_packet.o:(.bss+0x0): first defined here
ld: /builddir/build/BUILD/VirtualBox-6.1.2/obj/obj/iPxeBaseBin/src/arch/i386/core/relocate.o:(.bss+0x1): multiple definition of `__licence_gpl2_only'; /builddir/build/BUILD/VirtualBox-6.1.2/obj/obj/iPxeBaseBin/src/arch/i386/core/basemem_packet.o:(.bss+0x1): first defined here
ld: /builddir/build/BUILD/VirtualBox-6.1.2/obj/obj/iPxeBaseBin/src/arch/i386/core/relocate.o:(.bss+0x2): multiple definition of `__licence_gpl2_or_later'; /builddir/build/BUILD/VirtualBox-6.1.2/obj/obj/iPxeBaseBin/src/arch/i386/core/basemem_packet.o:(.bss+0x2): first defined here
ld: /builddir/build/BUILD/VirtualBox-6.1.2/obj/obj/iPxeBaseBin/src/arch/i386/core/timer2.o:(.bss+0x0): multiple definition of `__licence_public_domain'; /builddir/build/BUILD/VirtualBox-6.1.2/obj/obj/iPxeBaseBin/src/arch/i386/core/basemem_packet.o:(.bss+0x0): first defined here
ld: /builddir/build/BUILD/VirtualBox-6.1.2/obj/obj/iPxeBaseBin/src/arch/i386/core/timer2.o:(.bss+0x1): multiple definition of `__licence_gpl2_only'; /builddir/build/BUILD/VirtualBox-6.1.2/obj/obj/iPxeBaseBin/src/arch/i386/core/basemem_packet.o:(.bss+0x1): first defined here
ld: /builddir/build/BUILD/VirtualBox-6.1.2/obj/obj/iPxeBaseBin/src/arch/i386/core/timer2.o:(.bss+0x2): multiple definition of `__licence_gpl2_or_later'; /builddir/build/BUILD/VirtualBox-6.1.2/obj/obj/iPxeBaseBin/src/arch/i386/core/basemem_packet.o:(.bss+0x2): first defined here
ld: /builddir/build/BUILD/VirtualBox-6.1.2/obj/obj/iPxeBaseBin/src/arch/i386/firmware/pcbios/basemem.o:(.bss+0x0): multiple definition of `__licence_public_domain'; /builddir/build/BUILD/VirtualBox-6.1.2/obj/obj/iPxeBaseBin/src/arch/i386/core/basemem_packet.o:(.bss+0x0): first defined here
ld: /builddir/build/BUILD/VirtualBox-6.1.2/obj/obj/iPxeBaseBin/src/arch/i386/firmware/pcbios/basemem.o:(.bss+0x1): multiple definition of `__licence_gpl2_only'; /builddir/build/BUILD/VirtualBox-6.1.2/obj/obj/iPxeBaseBin/src/arch/i386/core/basemem_packet.o:(.bss+0x1): first defined here
ld: /builddir/build/BUILD/VirtualBox-6.1.2/obj/obj/iPxeBaseBin/src/arch/i386/firmware/pcbios/basemem.o:(.bss+0x2): multiple definition of `__licence_gpl2_or_later'; /builddir/build/BUILD/VirtualBox-6.1.2/obj/obj/iPxeBaseBin/src/arch/i386/core/basemem_packet.o:(.bss+0x2): first defined here
ld: /builddir/build/BUILD/VirtualBox-6.1.2/obj/obj/iPxeBaseBin/src/arch/i386/firmwarel2_or_later'; /builddir/build/BUILD/VirtualBox-6.1.2/obj/obj/iPxeBaseBin/src/arch/i386/core/basemem_packet.o:(.bss+0x2): first defined here


-- 
Sérgio M. B.