Duncan P. N. Exon Smith 465f06cfa6 Support: Return scale from ScaledNumbers::matchScales()
This will be convenient when extracting `ScaledNumbers::getSum()`.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@211552 91177308-0d34-0410-b5e6-96231b3b80d8
2014-06-23 23:14:51 +00:00
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