================
@@ -3643,6 +3643,64 @@ make the function's CFI jump table canonical. See
:ref:`the CFI documentation
}];
}
+def KCFISaltDocs : Documentation {
+ let Category = DocCatFunction;
+ let Content = [{
+Use ``__attribute__((kcfi_salt("<salt>")))`` on a function declaration,
function
+definition, or typedef to help distinguish CFI hashes between functions with
+the same type signature.
----------------
ojeda wrote:
Like in the kernel patch, it would be nice to summarize the use case, i.e. in
what cases we would want to apply this.
https://github.com/llvm/llvm-project/pull/141846
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