text: //// [circularInferredTypeOfVariable.ts]
  // Repro from #14428
  
  (async () => {
      function foo(p: string[]): string[] {
          return [];
      }
  
      function bar(p: string[]): string[] {
          return [];
      }
  
      let a1: string[] | undefined = [];
  
      while (true) {
          let a2 = foo(a1!);
          a1 = await bar(a2);
      }
  });
  
  //// [circularInferredTypeOfVariable.js]
  // Repro from #14428
  var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
      return new (P || (P = Promise))(function (resolve, reject) {
          function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
          function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
          function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
          step((generator = generator.apply(thisArg, _arguments || [])).next());
      });
  };
  (() => __awaiter(this, void 0, void 0, function* () {
      function foo(p) {
          return [];
      }
      function bar(p) {
          return [];
      }
      let a1 = [];
      while (true) {
          let a2 = foo(a1);
          a1 = yield bar(a2);
      }
  }));
  