validation-test/Sema/type_checker_perf/slow/rdar25866240.gyb

// RUN: %target-typecheck-verify-swift -solver-expression-time-threshold=1
// REQUIRES: asserts,no_asan

func f(
  collection1: [String],
  collection2: [String],
  collection3: [String],
  collection4: [String],
  collection5: [String],
  collection6: [String],
  collection7: [String],
  collection8: [String],
  collection9: [String],
  collection10: [String]
) {
  _ = collection1 +
      collection2 +
      collection3 +
      collection4 +
      collection5 +
      collection6 +
      collection7 +
      collection8 +
      collection9 +
      collection10
}