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New posts in compiler-optimization

Copying a bool from a parameter to a global - comparing compilers output

c++ assembly x86 compiler-optimization micro-optimization

Why doesn't GCC optimize this call to printf?

c gcc assembly printf compiler-optimization

What are these seemingly-useless callq instructions in my x86 object files for?

c++ assembly x86 compiler-optimization

GCC's reordering of read/write instructions

memory gcc linux-kernel cpu compiler-optimization

What does clang's `-Ofast` option do in practical terms especially for any differences from gcc?

c++ floating-point clang x86-64 compiler-optimization intel

Why is `std::copy` 5x (!) slower than `memcpy` for reading one int from a char buffer, in my test program?

c++ performance x86-64 benchmarking compiler-optimization

Compiler optimization: g++ slower than intel

c++ performance g++ intel compiler-optimization

Why is the empty base class optimization (EBO) is not working in MSVC?

c++ visual-c++ compiler-optimization empty-class

How can modern compiler optimization convert recursion into returning a constant?

c++ recursion gcc g++ compiler-optimization

Why is this behavior allowed in the Java Memory Model?

java concurrency compiler-optimization java-memory-model causality

C: Accessing lookup tables faster?

c linux optimization compiler-optimization

Empty Data Member Optimization: would it be possible?

c++ compiler-optimization

Crash in C++ code due to undefined behaviour or compiler bug?

c++ visual-studio-2010 visual-c++ crash compiler-optimization

Why does enabling undefined behaviour sanitization interfere with optimizations?

c++ gcc compiler-optimization constexpr ubsan

"volatile" qualifier and compiler reorderings

c++ c volatile compiler-optimization

GCC SSE code optimization

c optimization sse compiler-optimization hpc

Do compilers automatically optimise repeated calls to mathematical functions?

c++ optimization compiler-optimization

Hotspot JIT optimizations

java jit compiler-optimization

Why is '--++a-​- ++ +b--' evaluated in this order?

c++ operator-overloading compiler-optimization evaluation operator-precedence

C Programming: difference between ++i and i=i+1 from an assembler point of view?

c compiler-construction assembly compilation compiler-optimization
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