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Make sure index and count do not overflow for long sequences

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Throw an exception immediately before an overflow becomes observable.
Place check to prevent negative index from indexOf, indexOfFirst.
Do not insert overflow checks for arrays, lists, maps and char sequences.

#KT-16097
This commit is contained in:
Ilya Gorbunov
2018-08-09 23:31:31 +03:00
parent c44f62a3d4
commit 357c5be4fb
16 changed files with 252 additions and 58 deletions
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libraries/tools/binary-compatibility-validator/reference-public-api/kotlin-stdlib-runtime-merged.txt
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@@ -2263,6 +2263,8 @@ public final class kotlin/collections/CollectionsKt {
public static final fun takeLast (Ljava/util/List;I)Ljava/util/List;
public static final fun takeLastWhile (Ljava/util/List;Lkotlin/jvm/functions/Function1;)Ljava/util/List;
public static final fun takeWhile (Ljava/lang/Iterable;Lkotlin/jvm/functions/Function1;)Ljava/util/List;
public static final fun throwCountOverflow ()V
public static final fun throwIndexOverflow ()V
public static final fun toBooleanArray (Ljava/util/Collection;)[Z
public static final fun toByteArray (Ljava/util/Collection;)[B
public static final fun toCharArray (Ljava/util/Collection;)[C