[Bug java/20606] New: ICE in make_edges, at cfgbuild.c:327 on x86_64 (with O2 - not with no optimizations)

["overholt at redhat dot com" <gcc-bugzilla@gcc.gnu.org>]

Toggling line 17 of the (soon to be) attached source file allows the compilation
to proceed.  Bryce can duplicate this error with his build from head.

$ gcj --version
gcj (GCC) 4.0.0 20050320 (Red Hat 4.0.0-0.35)
$ wget http://people.redhat.com/~overholt/Main.java
$ javac Main.java
$ gcj -fPIC -fjni -findirect-dispatch -shared -Wl,-Bsymbolic -o Main-noO2.so
Main.class
$ gcj -fPIC -fjni -findirect-dispatch -shared -Wl,-Bsymbolic -O2 -o
Main-withO2.so Main.class
Main.java: In class 'Main':
Main.java: In method
'Main.buildLocation(java.lang.String,java.net.URL,java.lang.String)':
Main.java:0: internal compiler error: in make_edges, at cfgbuild.c:327

-- 
           Summary: ICE in make_edges, at cfgbuild.c:327 on x86_64 (with O2
                    - not with no optimizations)
           Product: gcc
           Version: 4.0.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: java
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: overholt at redhat dot com
                CC: gcc-bugs at gcc dot gnu dot org,java-prs at gcc dot gnu
                    dot org


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20606