Merge tag 'x86-urgent-2025-02-08' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 fix from Ingo Molnar:
 "Fix a build regression on GCC 15 builds, caused by GCC changing the
  default C version that is overriden in the main Makefile but not in
  the x86 boot code Makefile"

* tag 'x86-urgent-2025-02-08' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/boot: Use '-std=gnu11' to fix build with GCC 15