Compiler (and runtime) optimization can certainly introduce undesired behaviour - but it at least should only happen if you're relying on unspecified behaviour (or indeed making incorrect assumptions …

Mar 31, 2016 · The GNU compiler offers a variety of different optimization options. This FAQ considers how these can be used and the effect that they have. Compiling for better performance The four …

I was really surprised that the code below types “res = 0” being compiled with optimization both on MSVC (the code) and Clang (the code) while it hangs (as expected) without optimization.

Jan 11, 2022 · The compiler omits all target-specific optimizations and generates linear assembly-language code. 2 - The compiler performs all optimizations (both targetindependent and target …

Without volatile and based on the command line options you use and the list of optimizations the compiler has been programmed to attempt to perform the compiler will try to perform those …

Jan 2, 2019 · This document shows, how to set optimization level for whole project and how to edit single files with different optimization level. As soon as the project is created, it has set optimization …

Compilers are free to optimize code so long as they can guarantee the semantics of the code are not changed. I would suggestion starting at the Compiler optimization wikipedia page as there are many …

May 13, 2024 · Hi , Currently there is no official example for MCAL with GHS compiler, but a series of recommendations for code optimization has been published in this community post: S32K3xx How to …

Nov 24, 2023 · 126 Turning off optimization fixes the problem, but it is unnecessary. A safer alternative is to make it illegal for the compiler to optimize out the store by using the volatile type qualifier.

Jun 14, 2023 · Hello, I have made a project from scratch in MCUxpresso IDE. I want to try different optimization level as explained here Compiler Optimization - NXP Community But I am not able to …