target/2878: ARM: cannot use 3.0 to build stage 1 of bootstrap; bad code generated at -O0?

[Philip Blundell]

>Did you have glibc 2.2 installed?

I just confirmed that a single bootstrap with BOOT_CFLAGS="-O0" fails in the 
same way during stage 2.  This was on a glibc 2.2.2 system.

p.