Since code size is more important than speed for the avr target,
I'd like to suggest to add '-Os' to 'gcc/config/avr/t-avr' 
(TARGET_LIBGCC2_CFLAGS)

Comments?

-- 
           Summary: Compiling libgcc2.c with -Os for avr-gcc?
           Product: gcc
           Version: 4.0.0
            Status: UNCONFIRMED
          Severity: enhancement
          Priority: P2
         Component: target
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: berndtrog at yahoo dot com
                CC: gcc-bugs at gcc dot gnu dot org
GCC target triplet: avr


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20016

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