code: function(test) {
  			var context = this.loopContext;
  			var forkContext = this.forkContext;
  			var endOfInitSegments = forkContext.head;
  			var testSegments = forkContext.makeNext(-1, -1);
  
  			// Update state.
  			context.test = test;
  			context.endOfInitSegments = endOfInitSegments;
  			context.continueDestSegments = context.testSegments = testSegments;
  			forkContext.replaceHead(testSegments);
  		}
docs: Makes a code path segment for the test part of a ForStatement.
  
  @param {boolean|} test - The test value (only when constant).
  @returns {void}