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C Error Invalid Use Of Void Expression

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English equivalent of the Portuguese phrase: "this person's mood changes according to the moon" What does 'apt-get install update' do? What is the significance of cysteine in a protein sequence? It can't be both at the same time. I had three forms. … How do I "ignore" this line from the input? 4 replies Im working on this analyzer program that reads input from a file and breaks characters http://iembra.org/invalid-use/compile-error-invalid-use-of-new-keyword.php

Try our newsletter Sign up for our newsletter and get our top new questions delivered to your inbox (see an example). Browse other questions tagged c or ask your own question. Soma 09-02-2012 #14 smith283 View Profile View Forum Posts Registered User Join Date Aug 2012 Posts 11 I have'nt rejected anything, the problem is i'm not getting it sizeof(void) is invalid You need to change the pointer type at that point in the expression (or earlier) from void* to int* before the last array indexing. http://stackoverflow.com/questions/12786053/error-invalid-use-of-void-expression-in-c

Invalid Use Of Void Expression Printf

Can one nuke reliably shoot another out of the sky? When I can get it to compile it does not create the file. rt_task_start(&demo_task1, demo, 1); But when i pass rt_task_start(&demo_task1, demo(&val), 1); it's giving me error error: invalid use of void expression.

Message Insert Code Snippet Alt+I Code Inline Code Link H1 H2 Preview Submit your Reply Alt+S Related Articles Not able to initialize default radio button 4 replies from Tkinter import * Get Started with C or C++ C Tutorial C++ Tutorial Get the C++ Book All Tutorials Advanced Search Forum General Programming Boards C Programming "invalid use of void expression" error Getting Search Engine Optimisation provided by DragonByte SEO v2.0.32 (Pro) - vBulletin Mods & Addons Copyright © 2016 DragonByte Technologies Ltd. Invalid Use Of Void Expression Qt Also, you are calling a non-static method statically, which is not possible (this way).

Your method is working for me currently. Invalid Use Of Void Expression Thread Seems a bit stupid when the the function is void test_bit(char * bitmap, int pos) { int bit; bit = bitmap[pos/8] & (1<<(pos%8)); printf("%d\n", &bit); } How the hell can you contact us DaniWeb IT Discussion Community Join DaniWeb Log In Hardware and Software Programming Digital Media Community Center Start New Discussion within our Software Development Community Programming Software Development Not Join them; it only takes a minute: Sign up Error Invalid use of void expression up vote 4 down vote favorite 2 I have a function int rt_task_start (RT_TASK *task, void(*task_func)(void

I know normally this is simple. Invalid Use Of Void Expression Pointer Thanks again for your help. You can, however, pass the function pointer and then separately pass the argument you want to apply (which is what the function signature suggests you should do). Can anyone help me out?

Invalid Use Of Void Expression Thread

Where is the problem? Thanks in advanced. Invalid Use Of Void Expression Printf What does the export PATH line in .bashrc do? Invalid Use Of Void Expression Arduino Lethal Solution Why are airplanes parked at the gate with max rudder deflection?

thread(&Calculos::calcular_..., std::ref(p3), m); In this case we give thread a function pointer, and the arguments it requires (including the object pointer). It seems to be working now, so great! Topic archived. It wont compile for the reasons we've told you. Invalid Use Of Void Expression C++

How much should I adjust the CR of encounters to compensate for PCs having very little GP? Some got some help from here. Mostly, they then find the error themselves. "Finding the smallest program that demonstrates the error" is a powerful debugging tool. I need you experties help to the correct this login form code.

What is the most befitting place to drop 'H'itler bomb to score decisive victory in 1945? Warning Dereferencing ‘void *’ Pointer Zero Emission Tanks Is it incorrect to end a sentence with the word "pri"? If they do, I ask them to find the smallest example that exhibits the problem and send me that.

I suggest breaking it up and storing the smith->ptr[i] part into a separate variable first, then your printf statements will be much easier.

The time now is 03:27 AM. Find the Swirling Words! share|improve this answer answered Oct 8 '12 at 16:59 mah 27.9k84573 add a comment| Your Answer draft saved draft discarded Sign up or log in Sign up using Google Sign C Dereference Void Pointer Please Can anyone give me any advise.

asked 2 years ago viewed 16845 times active 2 years ago Blog International salaries at Stack Overflow Related 142Linux error while loading shared libraries: cannot open shared object file: No such for real and return void. Subscribed! Best practice for map cordinate system more hot questions question feed lang-cpp about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology

I forgot that you can call these functions outside of printf. int main() { int iVal = 9; float fVal = 9.0; void *ptr; ptr = &iVal; printf("iVal = %d\n",*((int*)ptr)); //De-referencing //Resuability ptr = &fVal; printf("fVal = %f\n",*((float*)ptr)); //De-referencing return(0); } share|improve And iMalc, i think the program in the above lastest post of mine will work fine (without errors). What you probably want to do is: Code: printf("Enter the size of the input: "); if (scanf("%d", &arraySize) == 1) { /* call initialiaze_array with arraySize */ } but you have

share|improve this answer answered Oct 14 '14 at 5:25 Morteza 13 add a comment| up vote 0 down vote The prime benefit of using void pointer is its reusability. Forum Today's Posts C and C++ FAQ Forum Actions Mark Forums Read Quick Links View Forum Leaders What's New? What should I do? You would then have another function for printing the content of the array.