4abced43d5c404d6cdb505de8a93260ea5dda37b,plugins/groovy/src/org/jetbrains/plugins/groovy/lang/psi/controlFlow/impl/ControlFlowBuilder.java,ControlFlowBuilder,addNode,#InstructionImpl#,68
Before Change
private void addNode(InstructionImpl instruction) {
myInstructions.add(instruction);
addEdge(myHead, instruction);
myHead = instruction;
}
After Change
private void addNode(InstructionImpl instruction) {
myInstructions.add(instruction);
if (myHead != null) {
addEdge(myHead, instruction);
}
myHead = instruction;
}