Volatile: C Keyword Myths Dispelled

Posted by shantanugoel on Thursday March 12, 2009 @02:28PM
from the safercode.com dept.

http://www.safercode.com/blog/2009/02/24/volatile-c-keyword-myths-dispelled.html

Volatile is one of the most misunderstood component in C history. Let’s separate out the myths and the facts first and then we will discuss the how’s and why’s of it.

( 2 comments | 3 points | on HN )

Re:Volatile: C Keyword Myths Dispelled by dfox on Thursday March 12, 2009 @04:15PM (#513995)

And additionally, cases when volatile is really necessary around setjmp()/longjmp() are pretty rare.

[ Parent | on HN ]

Re:Volatile: C Keyword Myths Dispelled by shantanugoel on Friday March 13, 2009 @12:10AM (#514489)

True..I try to avoid volatiles as much as I can. And as someone else pointed out on the blog in the commens, many implementations even get the volatiles wrong giving rise to a lot of bugs, so even if you were utmost careful about it, it can still cause issues.

[ Parent | on HN ]