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New posts in compiler-optimization

Why can't C compilers rearrange struct members to eliminate alignment padding? [duplicate]

c struct compiler-optimization memory-alignment

Clang optimization levels

clang compiler-optimization user-manual

Using this pointer causes strange deoptimization in hot loop

c++ c++11 optimization compiler-optimization strict-aliasing

Why can't (or doesn't) the compiler optimize a predictable addition loop into a multiplication?

c performance compiler-optimization

Bubble sort slower with -O3 than -O2 with GCC

c gcc x86-64 cpu-architecture compiler-optimization

How do I make an infinite empty loop that won't be optimized away?

c clang language-lawyer compiler-optimization

Why does the enhanced GCC 6 optimizer break practical C++ code?

c++ gcc compiler-optimization undefined-behavior

Limits of Nat type in Shapeless

scala numbers compiler-optimization shapeless

Can I hint the optimizer by giving the range of an integer?

c++ optimization integer range compiler-optimization

How to see which flags -march=native will activate?

gcc g++ compiler-optimization compiler-flags

Why can lambdas be better optimized by the compiler than plain functions?

c++ optimization c++11 lambda compiler-optimization

Why does GCC generate such radically different assembly for nearly the same C code?

c gcc assembly x86 compiler-optimization

What is &&& operation in C

c++ c operators compiler-optimization gcc-warning

How to compile Tensorflow with SSE4.2 and AVX instructions?

tensorflow x86 compiler-optimization simd compiler-options

Why does the Rust compiler not optimize code assuming that two mutable references cannot alias?

rust compiler-optimization llvm-codegen

Why do we use volatile keyword? [duplicate]

c++ volatile compiler-optimization

Why does GCC generate 15-20% faster code if I optimize for size instead of speed?

c++ performance gcc x86-64 compiler-optimization

Swift Beta performance: sorting arrays

swift performance sorting xcode6 compiler-optimization

Replacing a 32-bit loop counter with 64-bit introduces crazy performance deviations with _mm_popcnt_u64 on Intel CPUs

c++ performance assembly x86 compiler-optimization

Why doesn't GCC optimize a*a*a*a*a*a to (a*a*a)*(a*a*a)?

gcc assembly floating-point compiler-optimization fast-math
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