values types for Java

Tue Oct 21 18:30:00 GMT 2003

Andrew Haley <aph@redhat.com> writes:
> > 1. They use interprocedural analysis, which is not compatible with
> > separate compilation.
>> Why is that a problem? You want intraprocedural optimzation, you
> compile the files together.

public class Main
 public static void main(String[] s) {
 new Foo().bar();
 }
}
gcj -c Main.java
gcj -c Foo.java
ld Main.o Foo.o
When the first command is executed, gcj doesn't know if Foo.bar()
stashes a copy of the this pointer somewhere.
 - a
-- 
"Education is not filling a bucket but lighting a fire." -- WB Yeats