C – keeping simple

Unforgivable C programming 1

September 11, 2022 vy c programming

Here’s a program that exhibits the low level nature of C by changing the return address of a function. The function “one” always returns the

PLOS 2021 paper: How ISO-C became unusable for operating system development

October 6, 2021 vy C standard, operating systems

Memory model and semantics for C

August 3, 2021 vy C standard

A perceptive note from Linus Torvalds about the C/C++ “memory model” is reproduced below. From Linus Torvalds <> Date Thu, 7 Jun 2018 08:40:49 -0700

unfashionable C

May 21, 2021 vy C standard, computer architecture, programming languages

In computer science academia, C along with UNIX, and PDP11s, is as unfashionable as can be: the equivalent of other 1970’s relics, like polyester leisure

Undefined behavior in C is a reading error.

May 19, 2021 vy C standard

Considering how important “undefined behavior” has become to C semantics and the ISO/IEC JTC1/SC22/WG14 Committee, the lack of any reference to it in the K&R

ISO C is not a serious programming language

May 16, 2021 vy C standard, programming languages, software security

The C Standards process over the last few decades has addressed both optimization and pointer type safety largely through a concept called “undefined behavior”. The

undefined behavior and the purpose of C

December 31, 2018 vy C standard, programming languages

The C programming language is designed to let programmers work at both low and high levels. In particular, for applications like operating system development, cryptography,