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Make constraint system fail hard on registering existing variable

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This commit is contained in:
Simon Ogorodnik
2021-11-17 18:38:54 +03:00
committed by Space
parent ae2c4753df
commit 7fa13f758f
1 changed files with 2 additions and 1 deletions
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compiler/resolution.common/src/org/jetbrains/kotlin/resolve/calls/inference/model/NewConstraintSystemImpl.kt
+2 -1
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@@ -115,7 +115,8 @@ class NewConstraintSystemImpl(
checkState(State.BUILDING, State.COMPLETION, State.TRANSACTION) checkState(State.BUILDING, State.COMPLETION, State.TRANSACTION)
transactionRegisterVariable(variable) transactionRegisterVariable(variable)
storage.allTypeVariables[variable.freshTypeConstructor()] = variable storage.allTypeVariables.put(variable.freshTypeConstructor(), variable)
?.let { error("Type variable already registered: old: $it, new: $variable") }
notProperTypesCache.clear() notProperTypesCache.clear()
storage.notFixedTypeVariables[variable.freshTypeConstructor()] = MutableVariableWithConstraints(this, variable) storage.notFixedTypeVariables[variable.freshTypeConstructor()] = MutableVariableWithConstraints(this, variable)
} }