xbolva00 added a comment.

>> While I agree with the security aspects of this in principle, it is not a 
>> conforming behavior in C and it runs significant risk of breaking existing 
>> code such that it introduces new security issues.

I agree strongly. This could happily can do more harm than good ("the road to 
hell is paved with good intentions"). Please leave it opt-in or introduce 
"modes" for this feature like -frandomize-struct=func-pointers | 
-frandomize-struct=xxx | -frandomize-struct=all.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D123544/new/

https://reviews.llvm.org/D123544

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