[cfe-dev] request for comments on patch: detecting integer undefined behaviors

John Regehr regehr at cs.utah.edu
Fri Sep 10 11:16:23 PDT 2010


Attached is a very small Clang patch that augments -ftrapv to check for 
divide by zero, mod by zero, and INT_MIN % -1.  The behavior on failure is 
inherited from trapv.

Thanks,

John
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