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Discriminate unsigned types in overload resolution

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#KT-24717 Fixed
 Relates to #KT-25996 and #KT-25997
This commit is contained in:
Mikhail Zarechenskiy
2018-08-08 04:21:23 +03:00
parent be38263fc7
commit 1a511166cc
3 changed files with 73 additions and 12 deletions
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compiler/resolution/src/org/jetbrains/kotlin/resolve/calls/results/OverloadingConflictResolver.kt
+20 -12
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@@ -280,20 +280,28 @@ open class OverloadingConflictResolver<C : Any>(
val _double = builtIns.doubleType
val _float = builtIns.floatType
if (UnsignedTypes.isUnsignedType(specific) && UnsignedTypes.isUnsignedType(general)) {
val uLong = module.findClassAcrossModuleDependencies(KotlinBuiltIns.FQ_NAMES.uLong)?.defaultType ?: return false
val uInt = module.findClassAcrossModuleDependencies(KotlinBuiltIns.FQ_NAMES.uInt)?.defaultType ?: return false
val uByte = module.findClassAcrossModuleDependencies(KotlinBuiltIns.FQ_NAMES.uByte)?.defaultType ?: return false
val uShort = module.findClassAcrossModuleDependencies(KotlinBuiltIns.FQ_NAMES.uShort)?.defaultType ?: return false
val isSpecificUnsigned = UnsignedTypes.isUnsignedType(specific)
val isGeneralUnsigned = UnsignedTypes.isUnsignedType(general)
return when {
isSpecificUnsigned && isGeneralUnsigned -> {
val uLong = module.findClassAcrossModuleDependencies(KotlinBuiltIns.FQ_NAMES.uLong)?.defaultType ?: return false
val uInt = module.findClassAcrossModuleDependencies(KotlinBuiltIns.FQ_NAMES.uInt)?.defaultType ?: return false
val uByte = module.findClassAcrossModuleDependencies(KotlinBuiltIns.FQ_NAMES.uByte)?.defaultType ?: return false
val uShort = module.findClassAcrossModuleDependencies(KotlinBuiltIns.FQ_NAMES.uShort)?.defaultType ?: return false
return isNonSubtypeNotLessSpecific(specific, general, _double, _float, uLong, uInt, uByte, uShort)
} else {
val _long = builtIns.longType
val _int = builtIns.intType
val _byte = builtIns.byteType
val _short = builtIns.shortType
isNonSubtypeNotLessSpecific(specific, general, _double, _float, uLong, uInt, uByte, uShort)
}
return isNonSubtypeNotLessSpecific(specific, general, _double, _float, _long, _int, _byte, _short)
!isSpecificUnsigned && isGeneralUnsigned -> true
else -> {
val _long = builtIns.longType
val _int = builtIns.intType
val _byte = builtIns.byteType
val _short = builtIns.shortType
isNonSubtypeNotLessSpecific(specific, general, _double, _float, _long, _int, _byte, _short)
}
}
}