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8264544: Case-insensitive comparison issue with supplementary characters.

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Co-authored-by: Chris Johnson <chriswjohnson.jdk@gmail.com>
Reviewed-by: joehw, iris, alanb
This commit is contained in:
Naoto Sato 2021-04-02 16:32:45 +00:00
parent f60e81bf7b
commit 6c145c4768
3 changed files with 11 additions and 8 deletions
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6
src/java.base/share/classes/java/lang/StringUTF16.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2015, 2020, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2015, 2021, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -342,12 +342,12 @@ final class StringUTF16 {
cp1 = codePointIncluding(value, cp1, k1, toffset, tlast);
if (cp1 < 0) {
k1++;
cp1 -= cp1;
cp1 = -cp1;
}
cp2 = codePointIncluding(other, cp2, k2, ooffset, olast);
if (cp2 < 0) {
k2++;
cp2 -= cp2;
cp2 = -cp2;
}
int diff = compareCodePointCI(cp1, cp2);