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New posts in compiler-optimization

Why doesn't GCC and Clang do this aliasing-optimization?

Return value optimizations and side-effects

Why would the .NET JIT compiler decide to not inline or optimize away calls to empty static methods that have no side effects?

Why is compiler generating 4-byte load instead of 1-byte load where the wider load may access unmapped data?

c compiler-optimization

Forcing GCC to perform loop unswitching of memcpy runtime size checks?

GCC(/Clang): Merging functions with identical instructions (COMDAT folding)

How to make a CAF not a CAF in Haskell?

Why doesn't the compiler optimize an empty ranged-for loop over the elements of a set?

c++ compiler-optimization

How can I prevent the gcc optimizer from producing incorrect bit operations?

c gcc compiler-optimization

Is it possible to guarantee code doing memory writes is not optimized away in C++?

Why can't gcc devirtualize this function call?

What does "sibling calls" mean?

Why does compiler inlining produce slower code than manual inlining?

Performance of resizing std::vector<std::unique_ptr<T>>

strcpy()/strncpy() crashes on structure member with extra space when optimization is turned on on Unix?

Array initialization optimization

Benefits of 'Optimize code' option in Visual Studio build

Disable compiler optimisation for a specific function or block of code (C#)

Why does g++ pull computations into a hot loop?

GCC: vectorization difference between two similar loops