atomic access

Hello everyone, I am Xiao Feng Ge. When learning C language, there is a strange keyword volatile, what is its use? volatile and the Compiler First, let’s look at this piece of code: int busy = 1; void wait() { while(busy) { ; }} Compile it, and note that O2 optimization is used here:Let’s take … Read more

Code Xiaobian MillionFans CertifiedAccount By clicking follow, you not only gain a tool for finding resources but also an interesting soul ▶ ▶ ▶ When learning C language, there is a strange keyword ‘volatile’. What is its use? volatile and the Compiler First, let’s look at this piece of code: int busy = 1; void … Read more