[Bug bootstrap/50237] [4.7 regression] bootstrap comparison failure for libcpp/lex.o

[hjl.tools at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50237

--- Comment #27 from H.J. Lu <hjl.tools at gmail dot com> 2011-11-23 17:15:58 UTC ---
(In reply to comment #26)
> > Checking linker version is inaccurate since this feature requires
> > support in assembler, linker as well as libc. We can disable it by'
> > default when 2 linkers are used.
> 
> Then why not check those separately and combine the result.  It's
> certainly more reliable than the current guesswork.
> 

This test uses the run-time test to check if .ctors and .init_array
input sections can be mixed.  Separate tests don't make much sense.