According to amodra's analysis, "-mno-sched-prolog breaks function
parameter debug location lists" on powerpc.
I have not yet tried to reproduce this with gcc-vta/rawhide yet,
but it impacts F11 for sure, so a backport of the patch would be
First of all, the kernel shouldn't be using such options. The comment in kernel's Makefile talks about working around some gcc bug with -fno-omit-frame-pointer, has that bug even been filed to gcc?
(In reply to comment #1)
> First of all, the kernel shouldn't be using such options. [...]
Maybe, but if the patch now committed to gcc mainline can be
backported, we can fight that battle another time.
Fixed in gcc-4.4.1-16.