Krister Walfridsson

Random thoughts on programming languages, compilers, operating systems, etc.

Note: This blog post was written for GCC 7. Later versions of the compiler may have added some of these warnings to -Wall or -Wextra . ...

My twitter feed has recently been filled with discussions about the following program #include <cstdlib> typedef int (*Function)(); s...

There are some subtle differences between the revisions of the C standard that makes it possible to create programs that behaves differentl...

This is part one of a series “ Writing a GCC back end ”. The GCC back end is configured in gcc/config.host and the implementation is p...

Signed integers are not allowed to overflow in C and C++, and this helps compilers generate better code. I was interested in how GCC is tak...