小编Mif*_*zak的帖子

我有flutter项目，可以在Ubuntu 20.04上成功构建。现在我想在 Ubuntu 22.04 上构建它，但出现 CMake 错误。

CMake Error at /snap/flutter/111/usr/share/cmake-3.10/Modules/CMakeTestCXXCompiler.cmake:45 (message):\n  The C++ compiler\n\n    "/snap/flutter/current/usr/bin/clang++"\n\n  is not able to compile a simple test program.\n\n  It fails with the following output:\n\n    Change Dir: /home/arzak/StudioProjects/testlinux/build/linux/x64/debug/CMakeFiles/CMakeTmp\n\n    Run Build Command:"/snap/flutter/current/usr/bin/ninja" "cmTC_38e6c"\n    [1/2] Building CXX object CMakeFiles/cmTC_38e6c.dir/testCXXCompiler.cxx.o\n    [2/2] Linking CXX executable cmTC_38e6c\n    FAILED: cmTC_38e6c \n    : && /snap/flutter/current/usr/bin/clang++    -L/snap/flutter/current/usr/lib/gcc/x86_64-linux-gnu/8 -L/snap/flutter/current/usr/lib/x86_64-linux-gnu -lblkid -lgcrypt -llzma -lpthread -ldl -L/snap/flutter/current/usr/lib/ CMakeFiles/cmTC_38e6c.dir/testCXXCompiler.cxx.o  -o cmTC_38e6c   && :\n    /snap/flutter/current/usr/bin/ld: warning: /usr/lib/gcc/x86_64-linux-gnu/11/../../../x86_64-linux-gnu/crt1.o: unsupported GNU_PROPERTY_TYPE (5) type: 0xc0008002\n    /usr/lib/gcc/x86_64-linux-gnu/11/../../../x86_64-linux-gnu/libgcc_s.so.1: undefined reference to …

我正在使用 Google Colab，发现它不打印循环输出。请查看以下屏幕截图的输出，单元格运行但没有打印输出。有人遇到这个问题吗，如何解决？谢谢。

for i in range(5):
    print('{0} out of {1} numbers have been printed'.format(i+1,5),end='\r')