StackMap OK; We must compil with javac < 1.6;
Compiling to java 1.5 with javac 1.7 exemple :
javac -bootclasspath /usr/lib64/jvm/java-1.5.0-gcj-4.7-1.5.0.0/jre/lib/rt.jar -source 1.5 -target 1.5 *.java
TODO : Testing with benchmark like dacapo.