George Karpenkov 788087f5f8 Add checkMulAdd helper function to CheckedArithmetic ...

Multiplication followed by addition
(https://en.wikipedia.org/wiki/Multiply–accumulate_operation) is a
sufficiently common use-case to warrant a separate helper.

Differential Revision: https://reviews.llvm.org/D48138

llvm-svn: 334635

2018-06-13 18:32:02 +00:00

3.3 KiB

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