private void addSuccessorToCurrentBasicBlock(final Label successor) {
        currentBasicBlock.outgoingEdges = new Edge(successor, currentBasicBlock.outgoingEdges);
    }
Adds a successor to {@link #currentBasicBlock} in the control flow graph.

@param successor the successor block to be added to the current basic block.
core/src/main/java/com/alibaba/fastjson2/internal/asm/MethodWriter.java