Use a more reliable regex for extracting binary INFO strings

A few different regular expressions were being used in various
places to extract info strings from binaries.  This uses a
consistent regex amongst all of them now.  This also fixes the
broken ABI detection for Cray compilers.
Merge topic 'use-consistent-regex-for-info-strings' into next

3e84e78c Use a more reliable regex for extracting binary INFO strings