Bug ID: JDK-6939620 Switch to 'complex' diamond inference scheme

JDK-6939620 : Switch to 'complex' diamond inference scheme

Type: Enhancement
Component: tools
Sub-Component: javac
Affected Version: 7

Priority: P3
Status: Closed
Resolution: Fixed
OS: generic
CPU: unknown

Submitted: 2010-03-31
Updated: 2017-05-16
Resolved: 2011-03-08

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JDK 7
7 b91Fixed

Related Reports

Relates :	JDK-6894753 - Diamond operator and anonymous class
Relates :	JDK-6946618 - sqe test fails: javac/generics/NewOnTypeParm in pit jdk7 b91 in all platforms.
Relates :	JDK-6951833 - latest diamond implementation generates spurious raw type warnings
Relates :	JDK-7011920 - Project Coin: Sync with JSR 334 EDR
Relates :	JDK-6975275 - diamond implementation needs some cleanup
Relates :	JDK-7020044 - Project Coin: diamond erroneous allowed on some anonymous inner classes
Relates :	JDK-7109947 - Diamod operator causes an unexpected compilation error
Relates :	JDK-6840638 - Project Coin: Improved Type Inference for Generic Instance Creation (aka 'diamond')
Relates :	JDK-6939618 - Revert 'simple' diamond implementation
Relates :	JDK-7020043 - Project Coin: diamond allowed on non-generic type

Description

Switch to the 'complex' diamond inference scheme. The new inference algorithm will allow to infer diamond type-arguments from actual argument types.

Comments

EVALUATION See discussion in coin-dev mailing list entitled 'on diamond and evolution'.

31-03-2010