uvision (3)

Unexpected exec permission from mmap when assembly files included in the project

I am banging my head into the wall with this. In my project, when I'm allocating memory with mmap the mapping(/proc/self/maps)shows that it is an readable and executable region despite I requested onl…

Why is the stack segment executable on Raspberry Pi?

I have a Raspberry Pi 3 with the Raspbian GNU/Linux 8(Jessie) OS. I wrote this simple program. I compiled it with gcc-o hello hello.c.#include<stdio.h> void main(){ printf("hello!\n");}From…

What is the best C compiler for the 8051 family?

We are starting a new project based on an 8051 microcontroller. Questions: What is the best C compiler to use? Are there any open source 8051 compilers and how good are they?…