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[Frama-c-discuss] Documentation of \valid


> The documentation states "\valid(s) holds if and only if  
> dereferencing any p \in s is safe." However, it's not clear what  
> dereferencing means wrt structs.

If p is a pointer to struct B,

\valid(p) means that it is safe to do

struct B s;
s = *p;

in your program. It's not really different from validity for
a pointer to int or char.