• a very simple C program in Visual Studio 2005


    http://stackoverflow.com/questions/2548361/very-simple-c-program-wont-compile-with-vc-64

    http://forums.nvidia.com/index.php?showtopic=65111&pid=398501&mode=threaded&show=&st=&

    Here is a very simple C program:

    #include <stdio.h>

    int main (int argc, char *argv[]) {

        printf("sizeof(short) = %d\n",(int)sizeof(short));
        printf("sizeof(int) = %d\n",(int)sizeof(int));
        printf("sizeof(long) = %d\n",(int)sizeof(long));
        printf("sizeof(long long) = %d\n",(int)sizeof(long long));
        printf("sizeof(float) = %d\n",(int)sizeof(float));
        printf("sizeof(double) = %d\n",(int)sizeof(double));

        return 0;
    }

    While it compiles fine on Win32 (command line: cl main.c), it does not using the Win64 compiler ("c:\Program Files(x86)\Microsoft Visual Studio 9.0\VC\bin\amd64\cl.exe" main.c). Specifically, it sais "error LNK2019: unresolved external symbol printf referenced in function main". As far as I understand this, it can not link to printf, right?

    Obviously, I have Microsoft Visual C++ Compiler 2008 (Standard enu) x86 and x64 installed and am using the 64-bit flavor of Windows (7).

    What is the problem here?

    UPDATE:
    OK, now I ran vcvarsall.bat amd64. It sais "The specified configuration type is missing. The tools for this configuration might not be installed.". As mentioned, the compiler clearly is installed??

    (1)文件->新建->项目->Visual C++->Win32控制台应用程序
    名称中输入项目的名称
    确定->下一步->空项目->完成
    (2)解决方案资源管理器 中 源文件 右击
    添加->新建项->代码->C++文件(.cpp)
    名称中输入 某某文件名.c 不要.cpp
    添加
    (3)项目->项目名 属性->C/C++->高级->编译为
    选择 编译为C代码(/TC)
    确定
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  • 原文地址:https://www.cnblogs.com/emanlee/p/1721438.html
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