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* [Bug libgcj/55716] New: [4.8 Regression] gjavah crashes
@ 2012-12-17 9:03 jakub at gcc dot gnu.org
2012-12-17 9:04 ` [Bug libgcj/55716] " jakub at gcc dot gnu.org
` (5 more replies)
0 siblings, 6 replies; 7+ messages in thread
From: jakub at gcc dot gnu.org @ 2012-12-17 9:03 UTC (permalink / raw)
To: java-prs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55716
Bug #: 55716
Summary: [4.8 Regression] gjavah crashes
Classification: Unclassified
Product: gcc
Version: 4.8.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: libgcj
AssignedTo: unassigned@gcc.gnu.org
ReportedBy: jakub@gcc.gnu.org
For redhat/gcc-4_X-branch, I remove all gjavah --cni generated headers (and
*.class files and *.jar files except for libjava.jar testcase), then build with
--enable-java-maintainer-mode.
If I use gcc 4.7.2 gjavah for that (also on the trunk tree), everything works
fine, but with gcc 4.8.0 gjavah it fails.
$ gjavah --cni --all ../../../libjava/classpath/lib
--cmdfile=../../../libjava/headers.txt -d ../../../libjava --force
java.io.IOException: can't find class file
gnu/xml/stream/XMLParser$ContentModel.class in
java.net.URLClassLoader{urls=[file:/usr/lib/jvm/java-1.5.0-gcj-1.5.0.0/jre/lib/rt.jar],
parent=gnu.gcj.runtime.SystemClassLoader{urls=[file:./],
parent=gnu.gcj.runtime.ExtensionClassLoader{urls=[], parent=null}}}
at gnu.classpath.tools.javah.Main.getClass(libgcj-tools.so.14)
at gnu.classpath.tools.javah.Main.parseClasses(libgcj-tools.so.14)
at gnu.classpath.tools.javah.Main.parseClasses(libgcj-tools.so.14)
at gnu.classpath.tools.javah.Main.run(libgcj-tools.so.14)
at gnu.classpath.tools.javah.Main.main(libgcj-tools.so.14)
Usually I'm using hack like
# If we don't have gjavah in $PATH, try to build it with the old gij
mkdir java_hacks
cd java_hacks
cp -a ../../libjava/classpath/tools/external external
mkdir -p gnu/classpath/tools
cp -a ../../libjava/classpath/tools/gnu/classpath/tools/{common,javah,getopt}
gnu/classpath/tools/
cp -a
../../libjava/classpath/tools/resource/gnu/classpath/tools/common/messages.properties
gnu/classpath/tools/common
cp -a
../../libjava/classpath/tools/resource/gnu/classpath/tools/getopt/messages.properties
gnu/classpath/tools/getopt
cd external/asm; for i in `find . -name \*.java`; do gcj --encoding ISO-8859-1
-C $i -I.; done; cd ../..
for i in `find gnu -name \*.java`; do gcj -C $i -I. -Iexternal/asm/; done
gcj -findirect-dispatch -O2 -fmain=gnu.classpath.tools.javah.Main -I.
-Iexternal/asm/ `find . -name \*.class` -o gjavah.real
cat > gjavah <<EOF
#!/bin/sh
export CLASSPATH=`pwd`${CLASSPATH:+:$CLASSPATH}
exec `pwd`/gjavah.real "\$@"
EOF
chmod +x `pwd`/gjavah
and prepend that java_hacks/ into $PATH for gcc bootstrap, that method fails
the exact same way. Initially I thought there would be some issue with this
way
of creating gjavah, but when I've used system gjavah (removed this one),
bootstrapped/regtested it fine, then installed the new gcc + gcc-java/libgcj
etc.,
and using the new (4.8.0) system gjavah it failed the same way.
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug libgcj/55716] [4.8 Regression] gjavah crashes
2012-12-17 9:03 [Bug libgcj/55716] New: [4.8 Regression] gjavah crashes jakub at gcc dot gnu.org
@ 2012-12-17 9:04 ` jakub at gcc dot gnu.org
2012-12-17 9:43 ` mark at gcc dot gnu.org
` (4 subsequent siblings)
5 siblings, 0 replies; 7+ messages in thread
From: jakub at gcc dot gnu.org @ 2012-12-17 9:04 UTC (permalink / raw)
To: java-prs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55716
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |aph at gcc dot gnu.org
Target Milestone|--- |4.8.0
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug libgcj/55716] [4.8 Regression] gjavah crashes
2012-12-17 9:03 [Bug libgcj/55716] New: [4.8 Regression] gjavah crashes jakub at gcc dot gnu.org
2012-12-17 9:04 ` [Bug libgcj/55716] " jakub at gcc dot gnu.org
@ 2012-12-17 9:43 ` mark at gcc dot gnu.org
2012-12-17 10:16 ` mark at gcc dot gnu.org
` (3 subsequent siblings)
5 siblings, 0 replies; 7+ messages in thread
From: mark at gcc dot gnu.org @ 2012-12-17 9:43 UTC (permalink / raw)
To: java-prs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55716
Mark Wielaard <mark at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |mark at gcc dot gnu.org
--- Comment #1 from Mark Wielaard <mark at gcc dot gnu.org> 2012-12-17 09:43:08 UTC ---
gnu/xml/stream/XMLParser$ContentModel.class should be in rt.jar.
I assume that it is in the old rt.jar, but isn't in the new version?
$ jar tf /usr/lib/jvm/java-1.5.0-gcj-1.5.0.0/jre/lib/rt.jar | grep XMLParser
After rebuilding the .class files, are the XLMLParser inner classes in the
tree?
$ find libjava -name XMLParser*class
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug libgcj/55716] [4.8 Regression] gjavah crashes
2012-12-17 9:03 [Bug libgcj/55716] New: [4.8 Regression] gjavah crashes jakub at gcc dot gnu.org
2012-12-17 9:04 ` [Bug libgcj/55716] " jakub at gcc dot gnu.org
2012-12-17 9:43 ` mark at gcc dot gnu.org
@ 2012-12-17 10:16 ` mark at gcc dot gnu.org
2012-12-17 10:23 ` [Bug libgcj/55716] [4.8 Regression] gjavah throws an exception jakub at gcc dot gnu.org
` (2 subsequent siblings)
5 siblings, 0 replies; 7+ messages in thread
From: mark at gcc dot gnu.org @ 2012-12-17 10:16 UTC (permalink / raw)
To: java-prs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55716
--- Comment #2 from Mark Wielaard <mark at gcc dot gnu.org> 2012-12-17 10:16:20 UTC ---
Hmmm, it might be that it is picking up the wrong "bootclasspath" in this case.
By default it tries to use System.getProperty("sun.boot.class.path") which I
assume is set to file:/usr/lib/jvm/java-1.5.0-gcj-1.5.0.0/jre/lib/rt.jar in
this case.
Does it help to explicitly add it to the gjavah invocation like -bootclasspath
../../../libjava/classpath/lib ?
It is a little strange if this (or maybe just -classpath
../../../libjava/classpath/lib) would work. I assume the directory on which you
run --all is in the default classpath. And you seem to explicitly set the
CLASSPATH environment variable (maybe that doesn't include all dirs/classes?)
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug libgcj/55716] [4.8 Regression] gjavah throws an exception
2012-12-17 9:03 [Bug libgcj/55716] New: [4.8 Regression] gjavah crashes jakub at gcc dot gnu.org
` (2 preceding siblings ...)
2012-12-17 10:16 ` mark at gcc dot gnu.org
@ 2012-12-17 10:23 ` jakub at gcc dot gnu.org
2012-12-18 10:00 ` aph at gcc dot gnu.org
2012-12-18 10:01 ` aph at gcc dot gnu.org
5 siblings, 0 replies; 7+ messages in thread
From: jakub at gcc dot gnu.org @ 2012-12-17 10:23 UTC (permalink / raw)
To: java-prs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55716
--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> 2012-12-17 10:23:35 UTC ---
Those changes are likely:
2011-09-09 Andrew John Hughes <ahughes@redhat.com>
PR classpath/45526: Produce header files for
any inner classes found.
* tools/gnu/classpath/tools/javah/Main.java:
(parsed): Set of class names that have been parsed.
(writeHeader(Map,Printer)): Take a general Map
rather than a specific HashMap.
(parseClasses(Iterator<Object>)): Factor out
the parsing of class files into a separate
method so it can be called recursively for
inner classes.
(getClass(String)): Remove redundant cast.
and indeed, I've seen the exception thrown mentioning different classes, but
always it had some class$something.class string in it.
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug libgcj/55716] [4.8 Regression] gjavah throws an exception
2012-12-17 9:03 [Bug libgcj/55716] New: [4.8 Regression] gjavah crashes jakub at gcc dot gnu.org
` (3 preceding siblings ...)
2012-12-17 10:23 ` [Bug libgcj/55716] [4.8 Regression] gjavah throws an exception jakub at gcc dot gnu.org
@ 2012-12-18 10:00 ` aph at gcc dot gnu.org
2012-12-18 10:01 ` aph at gcc dot gnu.org
5 siblings, 0 replies; 7+ messages in thread
From: aph at gcc dot gnu.org @ 2012-12-18 10:00 UTC (permalink / raw)
To: java-prs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55716
--- Comment #5 from Andrew Haley <aph at gcc dot gnu.org> 2012-12-18 10:00:29 UTC ---
Author: aph
Date: Tue Dec 18 10:00:18 2012
New Revision: 194574
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=194574
Log:
PR gcc/55716 [4.8 Regression] gjavah throws an exception
Modified:
trunk/libjava/classpath/ChangeLog
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug libgcj/55716] [4.8 Regression] gjavah throws an exception
2012-12-17 9:03 [Bug libgcj/55716] New: [4.8 Regression] gjavah crashes jakub at gcc dot gnu.org
` (4 preceding siblings ...)
2012-12-18 10:00 ` aph at gcc dot gnu.org
@ 2012-12-18 10:01 ` aph at gcc dot gnu.org
5 siblings, 0 replies; 7+ messages in thread
From: aph at gcc dot gnu.org @ 2012-12-18 10:01 UTC (permalink / raw)
To: java-prs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55716
Andrew Haley <aph at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |RESOLVED
Resolution| |FIXED
--- Comment #6 from Andrew Haley <aph at gcc dot gnu.org> 2012-12-18 10:01:39 UTC ---
A comment must go here, apparently.
^ permalink raw reply [flat|nested] 7+ messages in thread
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2012-12-17 9:03 [Bug libgcj/55716] New: [4.8 Regression] gjavah crashes jakub at gcc dot gnu.org
2012-12-17 9:04 ` [Bug libgcj/55716] " jakub at gcc dot gnu.org
2012-12-17 9:43 ` mark at gcc dot gnu.org
2012-12-17 10:16 ` mark at gcc dot gnu.org
2012-12-17 10:23 ` [Bug libgcj/55716] [4.8 Regression] gjavah throws an exception jakub at gcc dot gnu.org
2012-12-18 10:00 ` aph at gcc dot gnu.org
2012-12-18 10:01 ` aph at gcc dot gnu.org
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