[patch ping] libstdc++ testsuite cxxflags

[Jonathan Wakely]

On 24 May 2014 17:07, David Edelsohn wrote:
> This patch broke the ability to run the libstdc++ testsuite on AIX.
>
> I now see the following errors:
>
> bad switch "-O": must be -all, -about, -indices, -inline, -expanded, -line, -lin
> estop, -lineanchor, -nocase, -start, or --
>     while executing
> "regexp "\-O" $cxxflags"

Would this work instead?

   regexp ".*-O" $cxxflags