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New posts in compiler-optimization

How does clang manage to compile this code with undefined behavior into this machine code?

Microsoft C++ compiler: how to disable auto-vectorization with /O2?

Knowing the size of a C function in the compiled objectfile

Should trigonometric functions be cached?

Why can the Rust compiler not optimize Option::take and an "if let" if you print the value?

Does the llvm-bolt instrumentation mode result in less accurate BOLT profiles?

why glibc memcpy not choose avx512 version?

Speeding up a bit test operation by using assembly

Is volatile needed with how smart compilers are these days?

Optimizing away memcpy

c++ compiler-optimization

Performance penalty for using 'unnecessary' local variable in C#?

What does 'MutVar#' mean?

Can GCOV create .gcda file in the different directory structure?

Cython execution speed vs. MSVC and GCC versions

Why is a simple FP loop not auto-vectorized, and slower than a SIMD intrinsics calculation?

Do C++ compilers remove const variables used only to make code clearer

Why is my CUDA warp shuffle sum using the wrong offset for one shuffle step?

parameter to the java compiler of Eclipse

Why is [static 1] not used everywhere in C?

c gcc compiler-optimization

Why can GCC only do loop interchange optimization when the int size is a compile-time constant?