The following code works fine. Change t.foo() so it throws an x instead of a t
exception, and then recompile *only* t.java. Behold -- k.main() will get an
unexpected exception. It should get an IcompatibleClassChangeError.

#! /bin/sh
# This is a shell archive, meaning:
# 1. Remove everything above the #! /bin/sh line.
# 2. Save the resulting text in a file.
# 3. Execute the file with /bin/sh (not csh) to create:
# k.java
# t.java
# This archive created: Thu Jan 4 14:16:33 1996
export PATH; PATH=/bin:/usr/bin:$PATH
if test -f 'k.java'
then
echo shar: "will not over-write existing file 'k.java'"
else
cat << \\SHAR_EOF > 'k.java'
class k {
    static public void main(String[] args) throws Throwable {
try {
t.foo();
} catch (t e) {
System.out.println("got a t");
}
    }
}
SHAR_EOF
fi
if test -f 't.java'
then
echo shar: "will not over-write existing file 't.java'"
else
cat << \\SHAR_EOF > 't.java'
class x extends Throwable { }

class t extends Throwable {
    static void foo() throws t { throw new t(); }
}
SHAR_EOF
fi
exit 0
# End of shell archive