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New posts in compiler-optimization

Why does GCC emit "lea" instead of "sub" for subtraction?

Can't turn off gcc optimizer, Makefile from automake

In C/C++ is x[i] * y[i++] always equal to x[i] * y[i] [duplicate]

Is there a way to turn off JIT compiler and is there a performance impact by doing so?

Extent of GHC's optimization

Is there a (Linux) g++ equivalent to the /fp:precise and /fp:fast flags used in Visual Studio?

C loop optimization help for final assignment (with compiler optimization disabled)

What is the performance cost of assigning a single string value using +'s

Weird Execution Times

Difference between std::fabs(a * b) and std::fabs(a) * std::fabs(b)

Is there a clever way of avoiding extra padding with nested classes in C++?

Languages and VMs: Features that are hard to optimize and why

In what cases does a C++ compiler infer noexcept?

Is there a flaw in how clang implements char8_t or does some dark corner of the standard prohibit optimization?

Does const allow for (theoretical) optimization here?

Allowed C# Compiler optimization on local variables and refetching value from memory

Are compilers allowed to optimize-out exception throws?

Where is the loop-carried dependency here?

Improving build time on XCode 4.5 for a huge game project

Optimization of raw new[]/delete[] vs std::vector