Bug ID: JDK-8247909 Improve PrimitiveConversions::cast using C++14

JDK-8247909 : Improve PrimitiveConversions::cast using C++14

Type: Enhancement
Component: hotspot
Sub-Component: runtime
Affected Version: 16

Priority: P4
Status: Resolved
Resolution: Fixed

Submitted: 2020-06-19
Updated: 2024-11-22
Resolved: 2020-09-15

Versions (Unresolved/Resolved/Fixed)

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Unresolved : Release in which this issue/RFE will be addressed.
Resolved: Release in which this issue/RFE has been resolved.
Fixed : Release in which this issue/RFE has been fixed. The release containing this fix may be available for download as an Early Access Release or a General Availability Release.

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JDK 16
16 b16Fixed

Related Reports

Blocks :	JDK-8208089 - JEP 347: Enable C++14 Language Features
Relates :	JDK-8251274 - Provide utilities for function SFINAE using extra template parameters
Relates :	JDK-8297539 - Use PrimitiveConversions::cast for local uses of the int<->float union conversion trick
Relates :	JDK-8247825 - Replace PrimitiveConversions::cast with C++20 std::bit_cast

Description

The integral conversions of PrimitiveConversions::cast can be made constexpr.  Other simplifications or cleanups may also be possible.

Comments

Changeset: 7eb4d4aa Author: Kim Barrett <kbarrett@openjdk.org> Date: 2020-09-15 10:52:50 +0000 URL: https://git.openjdk.java.net/jdk/commit/7eb4d4aa

15-09-2020