Rust: Improve type inference for for loops and range expressions
#19971
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geoffw0
reviewed
Jul 7, 2025
| let path = e.path(); // $ Alert[rust/summary/taint-sources] | ||
| let file_name = e.file_name(); // $ Alert[rust/summary/taint-sources] | ||
| sink(path); // $ hasTaintFlow | ||
| sink(file_name); // $ hasTaintFlow |
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Really happy to see these! 🎉
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This PR generalizes the existing logic for inferring types of
forloops to be based on theIntoIteratortrait, cf. howforloops are desugared. Additionally, this PR also adds type inference for range expressions like1..10.DCA looks good; more resolved calls, no significant slowdown.