[Bug testsuite/48565] libstdc++ testsuite failures when using -pipe

[redi at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48565

--- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> 2011-04-12 
07:48:36 UTC ---
Those tests have to use -save-temps to inspect the assembler output, I think
the answer is to not use -pipe