What Java compilers use the jsr instruction, and what for?

Question

The Java bytecode language has the JSR instruction.

None of the code I\'ve compiled with the Java 7 compiler uses this instruction.

However, sometimes Java b

Answer 1

According to the JVM specification:

In Oracle's implementation of a compiler for the Java programming language prior to Java SE 6, the jsr instruction was used with the ret instruction in the implementation of the finally clause