Very slow link times on debug versions of C++ program on x86_64. Includes oprofile of ld...

[Nick Clifton]

Hi George,

> What exactly does the "wild_section"/"match_simple_wild" stuff do in
> there?

It is matching sections names in the input files to section name 
patterns in the linker script.

> I'm not sure that I fully understand it.  It appears to be
> matching section names, yes?  That seems kinda weird--does a GCC debug
> compile have a lot more sections in the .o file?

Oh yes - lots of debug sections: .debug_info, .debug_line, .debug_loc, 
etc etc.

Cheers
   Nick