Merge pull request #22311 from hvitved/rust/to-owned-model

Rust: Add flow models for `ToOwned` trait

Author: hvitved

rust/ql/lib/codeql/rust/frameworks/stdlib/alloc.model.yml

@@ -56,6 +56,9 @@ extensions:
       # Vec
       - ["alloc::vec::from_elem", "Argument[0]", "ReturnValue.Element", "value", "manual"]
       - ["<alloc::vec::Vec as core::ops::deref::Deref>::deref", "Argument[self].Reference.Element", "ReturnValue.Reference.Element", "value", "manual"]
+      # ToOwned
+      - ["<_ as alloc::borrow::ToOwned>::to_owned", "Argument[self].Reference", "ReturnValue", "taint", "manual"]
+      - ["<_ as alloc::borrow::ToOwned>::clone_into", "Argument[self].Reference", "Argument[0].Reference", "taint", "manual"]
   - addsTo:
       pack: codeql/rust-all
       extensible: neutralModel