KT-32044 Fix unsigned integer coercion in loop intrinsics

2019-06-20 16:11:06 +03:00
parent 0b580b2741
commit 79d4b46d2b
12 changed files with 200 additions and 16 deletions
@@ -50,6 +50,15 @@ object UnsignedTypes {
        return isUnsignedClass(descriptor)
    }

+    fun toUnsignedType(type: KotlinType): UnsignedType? =
+        when {
+            KotlinBuiltIns.isUByte(type) -> UnsignedType.UBYTE
+            KotlinBuiltIns.isUShort(type) -> UnsignedType.USHORT
+            KotlinBuiltIns.isUInt(type) -> UnsignedType.UINT
+            KotlinBuiltIns.isULong(type) -> UnsignedType.ULONG
+            else -> null
+        }
+
    fun isUnsignedClass(descriptor: DeclarationDescriptor): Boolean {
        val container = descriptor.containingDeclaration
        return container is PackageFragmentDescriptor &&