Re: Kernel compiled with gcc-4.6+ fails to boot on ia64

Émeric MASCHINO
2014-01-27T20:53:56Z

> It seems that newer gcc (4.8.2) works again (see the Mikael/Mikulas
> thread on "ski" on this mailing list. I also managed to build a kernel
> with gcc 4.8.2 and boot it on my rx2600.

Tony, is GDB working correctly with your gcc 4.8.2-compiled kernel?
Indeed, one noticeable evidence of optimization's breakage is GDB
stopping with SIGTRAP at address 0 as soon as GDB's run command is
executed [1].

Émeric

[1] http://bugs.debian.org/cgi-bin/bugreport.cgi?bugi1576