Re: Works for me

Nigel Wade <>
Tue, 08 Feb 2011 14:21:17 +0000
On 08/02/11 09:16, Lawrence D'Oliveiro wrote:

root@theon:~ # dpkg-query -s sun-java6-jdk
Package: sun-java6-jdk
Status: install ok installed
Priority: optional
Section: non-free/java
Installed-Size: 59940
Maintainer: Debian Java Maintainers <pkg-java->
Architecture: amd64
Source: sun-java6
Version: 6.22-1
Provides: java-compiler, java-sdk, java2-compiler, java2-sdk, java5-sdk,
Depends: sun-java6-bin (>= 6.22-1), libc6, libx11-6
Pre-Depends: debconf (>= 0.5) | debconf-2.0
Suggests: sun-java6-demo, openjdk-6-doc, sun-java6-source
Description: Sun Java(TM) Development Kit (JDK) 6
 The JDK(TM) is a development environment for building applications,
 applets, and components using the Java programming language.
 The JDK includes tools useful for developing and testing programs
 written in the Java programming language and running on the Java
 NOTE: You must accept Sun's EULA prior to successfully installing
 this package

ldo@theon:java_try> cat
class test
    public static void main(String[] args)
        double c = 2.2250738585072011e-308;
        System.out.println(" here.");
      } /*main*/

ldo@theon:java_try> javac
ldo@theon:java_try> java test
Got... here.

The number should be 2.2250738585072012e-308
The number you have used is the one which affects PHP.

Precision in computing is important.

If your Java version is hit by the bug your code will hang the compiler.
If you want to compile the class and test the bytecode on different JVM
then use Double.parseDouble to parse a string constant. So far all these
versions I've tried are affected by this bug:

Java(TM) 2 Runtime Environment, Standard Edition (build 1.4.2_11-b06)
Java(TM) 2 Runtime Environment, Standard Edition (build 1.5.0_05-b05)
Java(TM) SE Runtime Environment (build 1.6.0_20-b02)
Java(TM) SE Runtime Environment (build 1.6.0_21-b06)
Java(TM) SE Runtime Environment (build 1.6.0_23-b05)
OpenJDK Client VM (build 14.0-b16, mixed mode) "1.6.0_17"
OpenJDK 64-Bit Server VM (build 14.0-b16, mixed mode) "1.6.0_18"

Nigel Wade

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