G了

/usr/local/go/src/runtime/internal/sys/consts.go:13:7: StackGuardMultiplier redeclared in this block /usr/local/go/src/runtime/internal/sys/arch.go:27:7: other declaration of StackGuardMultiplier /usr/local/go/src/runtime/internal/sys/consts.go:16:7: DefaultPhysPageSize redeclared in this block /usr/local/go/src/runtime/internal/sys/arch.go:36:7: other declaration of DefaultPhysPageSize /usr/local/go/src/runtime/internal/sys/consts.go:20:7: PCQuantum redeclared in this block /usr/local/go/src/runtime/internal/sys/arch.go:40:7: other declaration of PCQuantum /usr/local/go/src/runtime/internal/sys/consts.go:23:7: Int64Align redeclared in this block /usr/local/go/src/runtime/internal/sys/arch.go:43:7: other declaration of Int64Align /usr/local/go/src/runtime/internal/sys/consts.go:30:7: MinFrameSize redeclared in this block /usr/local/go/src/runtime/internal/sys/arch.go:50:7: other declaration of MinFrameSize /usr/local/go/src/runtime/internal/sys/consts.go:34:7: StackAlign redeclared in this block /usr/local/go/src/runtime/internal/sys/arch.go:54:7: other declaration of StackAlign

删除go目录后重新解压，问题解决