I download openjdk 6 source from http://download.java.net/openjdk/jdk6/ and follow README-builds.html to build jdk from source. But the make result shows the error as below:
# Running javac: /usr/lib/jvm/java-6-openjdk/bin/java -client -Xmx896m -Xms128m -XX:PermSize=32m -XX:MaxPermSize=160m -Xbootclasspath/p:/home/clin/openjdk6/build/linux-i586/langtools/dist/bootstrap/lib/javac.jar -jar /home/clin/openjdk6/build/linux-i586/langtools/dist/bootstrap/lib/javac.jar -XDignore.symbol.file=true -source 1.5 -target 5 -encoding ascii -classpath /usr/lib/jvm/java-6-openjdk/lib/tools.jar -sourcepath /home/clin/openjdk6/build/linux-i586/corba/gensrc:../../../../../../src/solaris/classes:../../../../../../src/share/classes -d /home/clin/openjdk6/build/linux-i586/corba/classes @/home/clin/openjdk6/build/linux-i586/corba/tmp/sun/com.sun.corba.se.impl.corespi/.classes.list ../../../../../../src/share/classes/com/sun/corba/se/spi/orb/OperationFactory.java:449: cannot find symbol symbol : method compactObjectToString(com.sun.corba.se.spi.orb.Operation[]) location: class com.sun.corba.se.impl.orbutil.ObjectUtility ObjectUtility.compactObjectToString(actions) + ")" ; ^ ../../../../../../src/share/classes/com/sun/corba/se/spi/orb/OperationFactory.java:536: cannot find symbol symbol : method compactObjectToString(com.sun.corba.se.spi.orb.Operation[]) location: class com.sun.corba.se.impl.orbutil.ObjectUtility ObjectUtility.compactObjectToString(op) + ")" ; ^ ../../../../../../src/share/classes/com/sun/corba/se/spi/orb/ParserImplBase.java:128: cannot find symbol symbol : method compactObjectToString(java.lang.Object) location: class com.sun.corba.se.impl.orbutil.ObjectUtility ObjectUtility.compactObjectToString(value) ) ; ^ Note: Some input files use unchecked or unsafe operations. Note: Recompile with -Xlint:unchecked for details. The command used to build the source is exactly the same as described in README-builds.html#debian What might be the root cause or how to solve this problem? Environment: GNU Make 3.81, GNU/ Linux Debian (kernel 2.6.35.4), gcc (Debian 4.4.5-8) 4.4.5 Thanks.