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KT-6530 Do not report "useless cast" when RHS is unresolved

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#KT-6530 fixed
This commit is contained in:
Evgeny Gerashchenko
2015-01-12 19:21:48 +03:00
parent 6e9f94d1ea
commit c64cb06180
2 changed files with 3 additions and 1 deletions
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compiler/frontend/src/org/jetbrains/kotlin/types/expressions/BasicExpressionTypingVisitor.java
+1 -1
View File
@@ -205,7 +205,7 @@ public class BasicExpressionTypingVisitor extends ExpressionTypingVisitor {
JetType targetType, JetType targetType,
ExpressionTypingContext context ExpressionTypingContext context
) { ) {
if (actualType == null || noExpectedType(targetType)) return; if (actualType == null || noExpectedType(targetType) || targetType.isError()) return;
if (TypesPackage.isDynamic(targetType)) { if (TypesPackage.isDynamic(targetType)) {
JetTypeReference right = expression.getRight(); JetTypeReference right = expression.getRight();
compiler/testData/diagnostics/tests/Casts.kt
+2
View File
@@ -13,4 +13,6 @@ fun test() : Unit {
x <!USELESS_CAST!>as? Int?<!> : Int? x <!USELESS_CAST!>as? Int?<!> : Int?
y <!USELESS_CAST_STATIC_ASSERT_IS_FINE!>as? Int?<!> : Int? y <!USELESS_CAST_STATIC_ASSERT_IS_FINE!>as? Int?<!> : Int?
Unit Unit
x as <!UNRESOLVED_REFERENCE!>UnresolvedType<!>
} }