[PATCH] D14720: [llvm-profdata] Add SaturatingAdd/SaturatingMultiply Helper Functions

[Nathan Slingerland via llvm-commits]

slingn added a comment.

Related question:

Is it by design that intstr profile count overflow is treated differently from sample profile count overflow?
Instr profile merging appears to skip records that would result in overflow and print a warning. Sample profile count overflow saturates and does not show a warning.


http://reviews.llvm.org/D14720