#pragma directives in c programming language

#pragma directives in c programming language by examples and questions

#pragma inline only tells the compiler that source code of program contain inline assembly language code .In C we can write assembly language program with help of asm keyword.

Describe #pragma warn directive?

Answer:

In c there are many warning messages which can be on or off with help of #pragma warn.

Syntax :

#pragma warn +xxx

#pragma warn –xxx

#pragma warn .xxx

Where

+ means on

- means off

. means on/off (toggle)

xxx is indicate particular warning code in thee alphabet e.g rvl is warning code which means function should return a value.

#pragma warn –rvl

int main(){

Printf(“It will not show any warning message”);

}

Output: It will not show any warning message

When you will execute the above program then compiler will not show the warning message function should return a value because rvl warning is off.