[llvm-dev] Unsigned int displaying as negative
Tim Northover via llvm-dev
llvm-dev at lists.llvm.org
Wed Feb 15 14:14:18 PST 2017
On 15 February 2017 at 13:52, Ryan Taylor via llvm-dev
<llvm-dev at lists.llvm.org> wrote:
> Can you please give me an example (C code) where the nsw does not exist for
> signed operation?
If you compile with -frwapv that's what you get. Earlier passes could
also quite easily add or remove those flags for whatever reason.
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