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Swift: prototype implementation of type inference in QL #21837

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8d0c5a3
Rust: Move more type inference logic into shared library
hvitved May 5, 2026
984896b
Swift: prototype implementation of type inference in QL
hvitved May 8, 2026
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4 changes: 2 additions & 2 deletions rust/ql/lib/codeql/rust/internal/CachedStages.qll
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Original file line number Diff line number Diff line change
Expand Up @@ -147,9 +147,9 @@ module Stages {
predicate backref() {
1 = 1
or
exists(Type t)
(exists(Type t) implies any())
or
exists(inferType(_))
(exists(inferType(_)) implies any())
}
}

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6 changes: 3 additions & 3 deletions rust/ql/lib/codeql/rust/internal/typeinference/Type.qll
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Expand Up @@ -357,7 +357,7 @@ class PtrConstType extends PtrType {

/**
* A special pseudo type used to indicate that the actual type may have to be
* inferred by propagating type information back into call arguments.
* inferred by propagating type information top-down.
*
* For example, in
*
Expand All @@ -374,8 +374,8 @@ class PtrConstType extends PtrType {
* parameter of `Vec`.
*
* Unknown types are used to restrict when type information is allowed to flow
* into call arguments (including method call receivers), in order to avoid
* combinatorial explosions.
* top-down (including method call receivers), in order to avoid combinatorial
* explosions.
*/
class UnknownType extends Type, TUnknownType {
override TypeParameter getPositionalTypeParameter(int i) { none() }
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