How can I suppress this warning?

In my code I use the nop instruction (for short delay). The compiler warns me: warning: #174-D: expression has no effect How can I suppress this warning?
How can I suppress this warning?

In my code I use the nop instruction (for short delay). The compiler warns me: warning: #174-D: expression has no effect How can I suppress this warning?
i have done basic c programming for this project but i dont know how can i do this for 89c51.

so i have two input values. val1:- it is fetched from a notepad file after every 15 minitues but for faster working here hi have taken it in two seconds. this input goes in to p1.i also meed suggestions...
i have done basic c programming for this project but i dont know how can i do this for 89c51.

so i have two input values. val1:- it is fetched from a notepad file after every 15 minitues but for faster working here hi have taken it in two seconds. this input goes in to p1.i also meed suggestions...
How this error can be resolved? "SPACE ADDRESS OVERFLOW"

I am using 89C51RD2, when ever my code exceed 8KByte and error is generated by the compiler i.e. *** ERROR L107: ADDRESS SPACE OVERFLOW SPACE: DATA SEGMENT: ?DT?_PPP?MAIN LENGTH: 0006H*** ERROR L105...