Top "Preprocessor-directive" questions

Instructions to a preprocessor that control how it modifies source text

#ifdef replacement in the Swift language

In C/C++/Objective C you can define a macro using compiler preprocessors. Moreover, you can include/exclude some parts …

swift xcode preprocessor preprocessor-directive
Can gcc output C code after preprocessing?

I'm using an open source library which seems to have lots of preprocessing directives to support many languages other than …

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Is there a preprocessor directive for detecting C++11x support?

If have some code where I would like to use C++11x extensions as much as possible, but have a …

c++ gcc c-preprocessor preprocessor-directive
How to provide preprocessor directives in Java

How can I correctly provide the following functionally from C# in Java? [C#] #define PRODUCTION //Change from sandbox to production …

java preprocessor-directive
Can #if pre-processor directives be nested in C++?

I have a question about Pre-processor directives in c++: For example: #ifndef QUESTION //some code here #ifndef QUESTION //some code …

c++ c-preprocessor preprocessor-directive
Escaping a # symbol in a #define macro?

Without going into the gory details I want to use a #define macro that will expand to a #include but …

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How to write if condition in #ifdef. for Staging. in objective-c

I need to add one more condition inside this call Staging.. how to do it in this condition. #ifdef MYAPP_…

objective-c preprocessor-directive
What's the meaning of #line in C language?

What's the meaning of #line in the C language? Where would it be used?

c c-preprocessor preprocessor-directive
#if preprocessor directive for directives other than DEBUG

I know that I can use preprocessor directives to check for Debug/Release by doing this: #if DEBUG //debug mode #…

c# .net preprocessor-directive
Objective-C preprocessor directive for 'if not'

I understand how to use a preprocessor directive like this: #if SOME_VARIABLE // Do something #else // Do something else #endif …

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