/tmp/ccMxokpj.o: in function `main':
foo.cc:(.text.startup+0x5): relocation truncated to fit: R_X86_64_PC32 against symbol `n' defined in .bss section in /tmp/ccMxokpj.o
foo.cc:(.text.startup+0x2a): relocation truncated to fit: R_X86_64_PC32 against symbol `n' defined in .bss section in /tmp/ccMxokpj.o
foo.cc:(.text.startup+0x55): relocation truncated to fit: R_X86_64_PC32 against symbol `n' defined in .bss section in /tmp/ccMxokpj.o
foo.cc:(.text.startup+0x113): relocation truncated to fit: R_X86_64_PC32 against symbol `n' defined in .bss section in /tmp/ccMxokpj.o
/tmp/ccMxokpj.o: in function `_GLOBAL__sub_I_n':
foo.cc:(.text.startup+0x194): relocation truncated to fit: R_X86_64_PC32 against `.bss'
collect2: error: ld returned 1 exit status