在Windows上编译gcc时,“反斜杠不是行上的最后一个字符”

我主要遵循以下指南在Windows上编译gcc:

http://www.aristeia.com/Misc/gcc4ForWindows.html

区别在于,我使用的是MSYS1.10,并试图从SVN构建GCC主干。源代码树在Linux上编译良好,但是当我尝试在Windows上构建时,在运行配置脚本时会出现以下错误。

<snip>
checking where to find the target windmc... host tool
checking whether to enable maintainer-specific portions of Makefiles... no
checking whether -fkeep-inline-functions is supported... yes
c:\MinGW\bin\sed.exe: -e expression #1, char 1: unknown command: `C'
configure: creating ./config.status
config.status: creating Makefile
gawk: ./conf6456-2346/subs.awk:19: S["FLAGS_FOR_TARGET"]=" -L$$r/$(TARGET_SUBDIR
)/winsup/mingw -L$$r/$(TARGET_SUBDIR)/winsup/w32api/lib -isystem $$s/winsup/ming
w/include -isystem $$s/winsup/w32api/include -"\
gawk: ./conf6456-2346/subs.awk:19:

                                           ^ backslash not last character on
 line
c:\MinGW\bin\sed.exe: couldn't write 38 items to stdout: No error
config.status: error: could not create Makefile
c:\MinGW\bin\sed.exe: -e expression #1, char 1: unknown command: `C'    

我使用的命令行是:

/Opthase-前缀=C:/RoBe/I586-构建=明文32 -主机=明文32 -目标=明文32 -使能语言= C,C++ + DeababyWin32-注册表-启用SjLJ异常-启用线程= Win32 -启用检查=释放