Shows the #define tokens that the preprocessor sees
/showdefs[+|-]
+ | - | Specifying +, or just /showdefs, causes the compiler to output the names of #defines as they are processed. |
This commandline option is useful to debug the defines that are included in the compilation
1.Open the project's Properties page.
2.Click the Build tab.
3.Add the option in the "Extra Command Line options" property