在uboot中打开yaffs2文件的支持编译出错？
/home/xgl/android/i.MX53-QSB-Android-Gingerbread-Release4.3/src/prebuilt/linux-x86/toolchain/arm-eabi-4.4.0/bin/../lib/gcc/arm-eabi/4.4.0/libgcc.a(unwind-arm.o): In function `get_eit_entry':/home/jingyu/projects/gcc/android-toolchainsrc/build/../gcc/gcc-4.4.0/libgcc/../gcc/config/arm/unwind-arm.c:673: undefined reference to `__exidx_start'
/home/jingyu/projects/gcc/android-toolchainsrc/build/../gcc/gcc-4.4.0/libgcc/../gcc/config/arm/unwind-arm.c:673: undefined reference to `__exidx_end'
/home/xgl/android/i.MX53-QSB-Android-Gingerbread-Release4.3/src/prebuilt/linux-x86/toolchain/arm-eabi-4.4.0/bin/../lib/gcc/arm-eabi/4.4.0/libgcc.a(unwind-arm.o): In function `unwind_phase2':
/home/jingyu/projects/gcc/android-toolchainsrc/build/../gcc/gcc-4.4.0/libgcc/../gcc/config/arm/unwind-arm.c:698: undefined reference to `abort'
/home/xgl/android/i.MX53-QSB-Android-Gingerbread-Release4.3/src/prebuilt/linux-x86/toolchain/arm-eabi-4.4.0/bin/../lib/gcc/arm-eabi/4.4.0/libgcc.a(unwind-arm.o): In function `__gnu_Unwind_Resume':
/home/jingyu/projects/gcc/android-toolchainsrc/build/../gcc/gcc-4.4.0/libgcc/../gcc/config/arm/unwind-arm.c:903: undefined reference to `abort'
/home/xgl/android/i.MX53-QSB-Android-Gingerbread-Release4.3/src/prebuilt/linux-x86/toolchain/arm-eabi-4.4.0/bin/../lib/gcc/arm-eabi/4.4.0/libgcc.a(pr-support.o): In function `_Unwind_GetTextRelBase':
/home/jingyu/projects/gcc/android-toolchainsrc/build/../gcc/gcc-4.4.0/libgcc/../gcc/config/arm/pr-support.c:400: undefined reference to `abort'
/home/xgl/android/i.MX53-QSB-Android-Gingerbread-Release4.3/src/prebuilt/linux-x86/toolchain/arm-eabi-4.4.0/bin/../lib/gcc/arm-eabi/4.4.0/libgcc.a(pr-support.o): In function `_Unwind_GetDataRelBase':
/home/jingyu/projects/gcc/android-toolchainsrc/build/../gcc/gcc-4.4.0/libgcc/../gcc/config/arm/pr-support.c:394: undefined reference to `abort'
make: *** Error 1 其中有一个64位的除法预算，如果将其改为32位的就没有问题了。不知道是什么原因？
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