[oe] sane-toolchain-glibc.inc and old g++ versions

[Martin Dietze]

> CXXFLAGS=${@bb.data.getVar('CXXFLAGS', d, 
> 1).replace(" -fvisibility-inlines-hidden",""))

Yes, that is almost it, seems like I'm slowly learning some
Python now :)

Cheers,

Martin

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=+= 
while (!asleep)
  ++sheep;