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Type: Bug
Resolution: Fixed
Priority: P2
Fix Version/s: 24
Affects Version/s: 11, 17, 21, 24
Component/s: hotspot
Labels:

Subcomponent:
compiler
Resolved In Build:
b19
Verification:
Verified

Issue	Fix Version	Assignee	Priority	Status	Resolution	Resolved In Build
JDK-8342553	23.0.2	Igor Veresov	P2	Closed	Fixed	b03
JDK-8342555	21.0.6-oracle	Igor Veresov	P2	Closed	Fixed	b03
JDK-8343520	21.0.6	Goetz Lindenmaier	P2	Resolved	Fixed	b02
JDK-8342556	17.0.14-oracle	Igor Veresov	P2	Closed	Fixed	b03
JDK-8343526	17.0.14	Goetz Lindenmaier	P2	Resolved	Fixed	b02
JDK-8342557	11.0.26-oracle	Igor Veresov	P2	Closed	Fixed	b03

When calling StringBuffer/StringBuilder.reverse with 2byte string repeatedly, the API returns wrong result.

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graph.pdf
2024-09-16 18:37
963 kB
Igor Veresov
Bad graph.png
2024-09-18 17:17
243 kB
Igor Veresov
Good graph.png
2024-09-18 17:17
364 kB
Igor Veresov

backported by

JDK-8343520 Repeated call of StringBuffer.reverse with double byte string returns wrong result

Resolved

JDK-8343526 Repeated call of StringBuffer.reverse with double byte string returns wrong result

Resolved

JDK-8342553 Repeated call of StringBuffer.reverse with double byte string returns wrong result

Closed

JDK-8342555 Repeated call of StringBuffer.reverse with double byte string returns wrong result

Closed

JDK-8342556 Repeated call of StringBuffer.reverse with double byte string returns wrong result

Closed

JDK-8342557 Repeated call of StringBuffer.reverse with double byte string returns wrong result

Closed

relates to

JDK-8242115 C2 SATB barriers are not safepoint-safe

Resolved

JDK-8341831 PhaseCFG::insert_anti_dependences asserts with "no loads"

Resolved

JDK-8343687 [17u] TestAntiDependencyForPinnedLoads requires UTF-8

Resolved

links to

Commit(master) openjdk/jdk17u-dev/a7fc50c8

Commit(master) openjdk/jdk21u-dev/b08fa9a4

Commit(master) openjdk/jdk23u/cd61f97c

Commit(master) openjdk/jdk/7eab0a50

Review(master) openjdk/jdk11u-dev/2961

Review(master) openjdk/jdk17u-dev/3021

Review(master) openjdk/jdk21u-dev/1116

Review(master) openjdk/jdk23u/187

Review(master) openjdk/jdk/21222

(1 backported by, 3 relates to, 9 links to)

Assignee:: Igor Veresov
Reporter:: Shadow Bug
Votes:: 1 Vote for this issue
Watchers:: 15 Start watching this issue

Created:: 2024-07-23 21:18
Updated:: 2025-01-24 06:00
Resolved:: 2024-10-08 16:57

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