java/7883: ICE in size_binop, at fold-const.c:1441

[jmr@ugcs.caltech.edu]

>Number:         7883
>Category:       java
>Synopsis:       ICE in size_binop, at fold-const.c:1441
>Confidential:   no
>Severity:       critical
>Priority:       medium
>Responsible:    unassigned
>State:          open
>Class:          ice-on-legal-code
>Submitter-Id:   net
>Arrival-Date:   Tue Sep 10 23:36:00 PDT 2002
>Closed-Date:
>Last-Modified:
>Originator:     Jesse Rosenstock
>Release:        3.3 20020909 (experimental)
>Organization:
>Environment:
System: Linux churchill 2.4.3-12 #1 Fri Jun 8 15:05:56 EDT 2001 i686 unknown
Architecture: i686

	
host: i686-pc-linux-gnu
build: i686-pc-linux-gnu
target: i686-pc-linux-gnu
configured with: ../gcc/configure --prefix=/home/user/jmr/app/gcc --enable-languages=c++,java --enable-shared --enable-threads=posix --with-as=/home/user/jmr/app/binutils/bin/as --with-ld=/home/user/jmr/app/binutils/bin/ld : (reconfigured) 
>Description:
	ICE in size_binop when compiling from a .class file.
>How-To-Repeat:
; cat X.java
import java.util.Vector;

public class X {
    void f() {
        new Vector().add(null);
    }
}

# compile using sun's javac 1.4
; javac X.java

; gcj X.class
X.java: In class `X':
X.java: In method `X.f()':
X.java:5: internal compiler error: in size_binop, at fold-const.c:1441
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://www.gnu.org/software/gcc/bugs.html> for instructions.

# here's the bytecode that's causing the problem
; javap -c X
[...]
Method void f()
   0 new #2 <Class java.util.Vector>
   3 dup
   4 invokespecial #3 <Method java.util.Vector()>
   7 aconst_null
   8 invokevirtual #4 <Method boolean add(java.lang.Object)>
  11 pop
  12 return

>Fix:
	
>Release-Note:
>Audit-Trail:
>Unformatted: