How to downgrade gcc 9.4 to gcc 9.3 #gcc
BPF support in GCC 16 and beyond
Today's `gcc` bug is https://gcc.gnu.org/PR125558.
There `gcc` stopped recognizing `-Wstrict-overflow=5` (no-op) flag. THat broke the build of at least `libselinux` and `xapian`.
[$] Representing the true signatures of kernel functions
Optimizing compilers can, under some circumstances, infer when a parameter to a function is not needed, and remove it. This is all well and good until the kernel's tracing or BPF s [...]
https://lwn.net/Articles/1073762/ #LWN #Linux #kernel #GCC #Clang #Rust #BPF #LSFMMBPF