Suggested backports of JDK 7 langtools fixes to OpenJDK 6

[Jonathan Gibbons]

Andrew John Hughes wrote:
> On 3 March 2010 17:24, Joseph D. Darcy <Joe.Darcy at sun.com> wrote:
>   
>> Jonathan Gibbons wrote:
>>     
>>> Martin Buchholz wrote:
>>>       
>>>> On Wed, Mar 3, 2010 at 08:29, Andrew John Hughes
>>>> <gnu_andrew at member.fsf.org> wrote:
>>>>
>>>>         
>>>>> On 3 March 2010 00:26, Joseph D. Darcy <Joe.Darcy at sun.com> wrote:
>>>>>
>>>>>           
>>>>         
>>>>>               -es -esa \
>>>>>
>>>>>           
>>>> I think
>>>> -vmoption:-es -vmoption:-esa
>>>> was meant.
>>>>
>>>>         
>>> Whoops,
>>>
>>> I think
>>>    -ea -esa
>>> was meant.
>>>
>>>       
>> Yes, sorry for the typo!  The options I meant are "-ea" and "-esa" to enable
>> assertions and enable system assertions, respectively.
>>
>> -Joe
>>
>>     
>
> With the right options, two tests fail:
>
> FAILED: tools/javac/processing/environment/TestSourceVersion.java:
> javac: invalid source release: 1.7
> FAILED: tools/javac/unicode/Unmappable.java: Unmappable.java:37:
> warning: unmappable character for encoding ascii String s =
> "z\ufffdhler";
>
> The first seems a correct failure; javac on OpenJDK6 should not support 1.7.
> I see different failures on 7:
>
> FAILED: tools/apt/Basics/print.sh: java.lang.AssertionError at
> com.sun.mirror.util.SourceOrderDeclScanner$SourceOrderComparator.compareEqualPosition(SourceOrderDeclScanner.java:104)
> FAILED: tools/apt/Scanners/scanner.sh: java.lang.AssertionError at
> com.sun.mirror.util.SourceOrderDeclScanner$SourceOrderComparator.compareEqualPosition(SourceOrderDeclScanner.java:104)
> FAILED: tools/javac/api/TestJavacTaskScanner.java:
> java.lang.IllegalArgumentExceptionat
> com.sun.tools.javac.util.AbstractDiagnosticFormatter.formatSource(AbstractDiagnosticFormatter.java:138)
> Error:  tools/javac/processing/6499119/ClassProcessor.java: test
> result: Error. Parse Exception: Bad option for compile: process
> Error:  tools/javac/processing/environment/round/TestElementsAnnotatedWith.java:
> Error. Parse Exception: Bad option for compile: process
>   

This one (Bad option for compile: process) is indicative of needing a 
newer version of jtreg.

> FAILED: tools/javac/treepostests/TreePosTest.java: java.lang.Error:
> failed at TreePosTest.main(TreePosTest.java:118)
> FAILED: tools/javac/EarlyAssert.java: java.lang.Error: Assertions are
> not disabled after initialization as they should be.
>   

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