https://blogs.gentoo.org/ago/2020/07/04/gentoo-tinderbox/ Issue: dev-util/hex2bin-2.5 fails to compile with -fno-common. Discovered on: amd64 (internal ref: winny_tinderbox) NOTE: This machine uses GCC-11: https://gcc.gnu.org/gcc-11/porting_to.html To reproduce this issue you may want to set CFLAGS="${CFLAGS} -fno-common" or compile it with gcc-10 that enables -fno-common by default.
Created attachment 736180 [details] build.log build log and emerge --info
Possible context of error(s): /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0x0): multiple definition of `Crc_RefOut'; hex2bin.o:(.bss+0x0): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0x10): multiple definition of `Force_Value'; hex2bin.o:(.bss+0x14): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0x14): multiple definition of `Cks_Addr_set'; hex2bin.o:(.bss+0x18): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0x18): multiple definition of `Cks_range_set'; hex2bin.o:(.bss+0x1c): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0x1c): multiple definition of `Cks_Value'; hex2bin.o:(.bss+0x20): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0x1c8): multiple definition of `crc_table'; hex2bin.o:(.bss+0x1e8): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0x20): multiple definition of `Cks_Addr'; hex2bin.o:(.bss+0x24): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0x24): multiple definition of `Cks_End'; hex2bin.o:(.bss+0x28): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0x28): multiple definition of `Cks_Start'; hex2bin.o:(.bss+0x2c): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0x2c): multiple definition of `Cks_Type'; hex2bin.o:(.bss+0x30): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0x30): multiple definition of `Endian'; hex2bin.o:(.bss+0x34): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0x34): multiple definition of `Verbose_Flag'; hex2bin.o:(.bss+0x38): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0x38): multiple definition of `Batch_Mode'; hex2bin.o:(.bss+0x3c): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0x3c): multiple definition of `Address_Alignment_Word'; hex2bin.o:(.bss+0x40): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0x4): multiple definition of `Crc_RefIn'; hex2bin.o:(.bss+0x4): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0x40): multiple definition of `Swap_Wordwise'; hex2bin.o:(.bss+0x44): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0x44): multiple definition of `Max_Length_Setted'; hex2bin.o:(.bss+0x48): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0x48): multiple definition of `Ceiling_Address_Setted'; hex2bin.o:(.bss+0x4c): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0x4c): multiple definition of `Floor_Address_Setted'; hex2bin.o:(.bss+0x50): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0x50): multiple definition of `Starting_Address_Setted'; hex2bin.o:(.bss+0x54): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0x54): multiple definition of `Minimum_Block_Size_Setted'; hex2bin.o:(.bss+0x58): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0x58): multiple definition of `Module'; hex2bin.o:(.bss+0x5c): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0x5c): multiple definition of `Floor_Address'; hex2bin.o:(.bss+0x60): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0x60): multiple definition of `Max_Length'; hex2bin.o:(.bss+0x6c): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0x64): multiple definition of `Records_Start'; hex2bin.o:(.bss+0x70): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0x68): multiple definition of `Phys_Addr'; hex2bin.o:(.bss+0x74): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0x6c): multiple definition of `Starting_Address'; hex2bin.o:(.bss+0x78): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0x70): multiple definition of `Highest_Address'; hex2bin.o:(.bss+0x7c): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0x74): multiple definition of `Lowest_Address'; hex2bin.o:(.bss+0x80): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0x78): multiple definition of `Memory_Block'; hex2bin.o:(.bss+0x88): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0x8): multiple definition of `Crc_XorOut'; hex2bin.o:(.bss+0x8): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0x80): multiple definition of `Nb_Bytes'; hex2bin.o:(.bss+0x90): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0x84): multiple definition of `Record_Nb'; hex2bin.o:(.bss+0x94): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0x88): multiple definition of `Checksum'; hex2bin.o:(.bss+0x98): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0x8c): multiple definition of `Status_Checksum_Error'; hex2bin.o:(.bss+0x9c): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0x90): multiple definition of `Enable_Checksum_Error'; hex2bin.o:(.bss+0xa0): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0x98): multiple definition of `Filout'; hex2bin.o:(.bss+0xa8): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0xa0): multiple definition of `Filin'; hex2bin.o:(.bss+0xb0): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0xb0): multiple definition of `Extension'; hex2bin.o:(.bss+0xc0): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0xc): multiple definition of `Crc_Init'; hex2bin.o:(.bss+0xc): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.bss+0xc0): multiple definition of `Filename'; hex2bin.o:(.bss+0xe0): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.data+0x0): multiple definition of `Crc_Poly'; hex2bin.o:(.bss+0x10): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.data+0x4): multiple definition of `Ceiling_Address'; hex2bin.o:(.bss+0x64): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.data+0x8): multiple definition of `Minimum_Block_Size'; hex2bin.o:(.bss+0x68): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: common.o:(.data+0xc): multiple definition of `Pad_Byte'; hex2bin.o:(.bss+0xa4): first defined here /usr/lib/gcc/x86_64-pc-linux-gnu/11.2.0/../../../../x86_64-pc-linux-gnu/bin/ld: libcrc.o:(.bss+0x0): multiple definition of `crc_table'; hex2bin.o:(.bss+0x1e8): first defined here collect2: error: ld returned 1 exit status