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New posts in compiler-optimization

Compiler choice of not using REP MOVSB instruction for a byte array move

Performance difference of signed and unsigned integers of non-native length

Do modern compilers optimize multiplication by 1 and -1

Is it safe to change data via a pointer when another pointer-to-const observes it?

Is it possible to strip type names from executable while keeping RTTI enabled?

How to compile C++ windows exe without import table

GCC optimization for CPU and MEMORY usage

Compiler Optimization Causing Incorrect Results [duplicate]

Why can't C (nor C++) optimize this recursive experiment?

why would the optimization ignore the if statement when function has warning [-Wreturn-type]?

Is there a clang analogue of gcc's `__attribute__((hot))`

C# 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