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New posts in compiler-optimization

Is there any guarantee about whether code with UB should be reachable?

Using Likely() / Unlikely() Preprocessor Macros in if-else if chain

Following pointers in a multithreaded environment

Functions only getting inlined if defined in a header. Am I missing something?

Is accessing volatile local variables not accessed from outside the function observable behavior in C++?

Are empty synchronized blocks optimized out by Java compiler?

Why would a C++ compiler only eliminate useless writes if there's no code after those writes?

Does my C++ compiler optimize my code?

Optimizing a branch for a known more-common path

Does the existence rseq/seq break referential transparency? Are there some alternative approaches that don't?

When consolidating duplicate literals, will a C compiler look in the middle of a string?

c compiler-optimization

ICC vs GCC - Optimization and CPU architecture

Visual C++ : No devirtualization in obvious cases?

Are unnecessary atomics eliminated by the compiler?

How can a compiler apply function elimination to impure functions?