[PATCH] D65494: [Support] Added overflow checking add, sub and mul.

[Nandor Licker via Phabricator via llvm-commits]

nand created this revision.
nand added reviewers: jfb, Bigcheese, rsmith.
Herald added subscribers: llvm-commits, dexonsmith.
Herald added a project: LLVM.

Added AddOverflow, SubOverflow and MulOverflow to compute truncated results and return a flag indicating whether overflow occured.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D65494

Files:
  llvm/include/llvm/Support/MathExtras.h
  llvm/unittests/Support/MathExtrasTest.cpp

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