在为 riscv 编译器构建 Binutils 时，我不断收到两条错误消息。第一条错误消息：
../../../bfd/doc/bfd.texi:219: @include bfdt.texi': No such file or directory. ../../../bfd/doc/bfd.texi:219: @include bfdio.texi': 没有这样的文件或目录。../../../bfd/doc/bfd.texi:244: @include init.texi': No such file or directory. ../../../bfd/doc/bfd.texi:246: @include section.texi': 没有这样的文件或目录。../../../bfd/doc/bfd.texi:248: @include syms.texi': No such file or directory. ../../../bfd/doc/bfd.texi:250: @include archive.texi': 没有这样的文件或目录。../../../bfd/doc/bfd.texi:252: @include format.texi': No such file or directory. ../../../bfd/doc/bfd.texi:254: @include reloc.texi': 没有这样的文件或目录。../../../bfd/doc/bfd.texi:256: @include core.texi': No such file or directory. ../../../bfd/doc/bfd.texi:258: @include targets.texi': 没有这样的文件或目录。../../../bfd/doc/bfd.texi:260: @include archures.texi': No such file or directory. ../../../bfd/doc/bfd.texi:262: @include opncls.texi': 没有这样的文件或目录。../../../bfd/doc/bfd.texi:264: @include libbfd.texi': No such file or directory. ../../../bfd/doc/bfd.texi:266: @include cache.texi': 没有这样的文件或目录。../../../bfd/doc/bfd.texi:268: @include linker.texi': No such file or directory. ../../../bfd/doc/bfd.texi:270: @include hash.texi': 没有这样的文件或目录。../../../bfd/doc/bfd.texi:288: @includeaoutx.texi': No such file or directory. ../../../bfd/doc/bfd.texi:290: @include coffcode.texi'：没有这样的文件或目录。../../../bfd/doc/bfd.texi:292: @include elf.texi': No such file or directory. ../../../bfd/doc/bfd.texi:296: @include mmo.texi': 没有这样的文件或目录。../../../bfd/doc/bfd.texi:220: Prev 对不存在的节点Miscellaneous' (perhaps incorrect sectioning?). ../../../bfd/doc/bfd.texi:201: Menu reference to nonexistent node Miscellaneous 的引用（可能是不正确的切片？）。
../../../bfd/doc/bfd.texi:200：菜单引用到不存在的节点Error reporting' (perhaps incorrect sectioning?). ../../../bfd/doc/bfd.texi:199: Menu reference to nonexistent node typedef bfd'（可能是不正确的切片？）。bfd.info：值对于定义的数据类型来说太大了
第二：
../../../bfd/doc/bfd.texi:219: @include bfdt.texi': No such file or directory. ../../../bfd/doc/bfd.texi:219: @include bfdio.texi': 没有这样的文件或目录。
../../../bfd/doc/bfd.texi:244: @include init.texi': No such file or directory. ../../../bfd/doc/bfd.texi:246: @include section.texi': 没有这样的文件或目录。
../../../bfd/doc/bfd.texi:248: @include syms.texi': No such file or directory. ../../../bfd/doc/bfd.texi:250: @include archive.texi': 没有这样的文件或目录。
../../../bfd/doc/bfd.texi:252: @include format.texi': No such file or directory. ../../../bfd/doc/bfd.texi:254: @include reloc.texi': 没有这样的文件或目录。
../../../bfd/doc/bfd.texi:256: @include core.texi': No such file or directory. ../../../bfd/doc/bfd.texi:258: @include targets.texi': 没有这样的文件或目录。
../../../bfd/doc/bfd.texi:260: @include archures.texi': No such file or directory. ../../../bfd/doc/bfd.texi:262: @include opncls.texi': 没有这样的文件或目录。
../../../bfd/doc/bfd.texi:264: @include libbfd.texi': No such file or directory. ../../../bfd/doc/bfd.texi:266: @include cache.texi': 没有这样的文件或目录。
../../../bfd/doc/bfd.texi:268: @include linker.texi': No such file or directory. ../../../bfd/doc/bfd.texi:270: @include hash.texi': 没有这样的文件或目录。
../../../bfd/doc/bfd.texi:288: @include aoutx.texi': No such file or directory. ../../../bfd/doc/bfd.texi:290: @include coffcode.texi': 没有这样的文件或目录。
../../../bfd/doc/bfd.texi:292: @include elf.texi': No such file or directory. ../../../bfd/doc/bfd.texi:296: @include mmo.texi': 没有这样的文件或目录。
../../../bfd/doc/bfd.texi:220: Prev 对不存在的节点Miscellaneous' (perhaps incorrect sectioning?). ../../../bfd/doc/bfd.texi:201: Menu reference to nonexistent node Miscellaneous 的引用（可能是不正确的切片？）。
../../../bfd/doc/bfd.texi:200：菜单引用到不存在的节点Error reporting' (perhaps incorrect sectioning?). ../../../bfd/doc/bfd.texi:199: Menu reference to nonexistent node typedef bfd'（可能是不正确的切片？）。bfd.info：值对于定义的数据类型来说太大了
我想知道我怎么会得到
对于定义的数据类型，值太大
当我在 64 位系统上时。
检查构建系统类型... x86_64-pc-linux-gnu
检查主机系统类型... x86_64-pc-linux-gnu
检查目标系统类型... riscv32-unknown-elf