| // RUN: %target-swift-frontend -parse-as-library -O %s -emit-ir > %t.ll |
| // RUN: %FileCheck %s < %t.ll |
| // RUN: %FileCheck -check-prefix=CHECK-REFLECTION %s < %t.ll |
| |
| // No global metadata, witness tables, etc. Only reflection metadata should not be optimized away |
| // CHECK-NOT: @_T0{{.*[^F] =}} |
| // CHECK-REFLECTION: @[[C:[0-9]+]] = private constant {{.*}} c"10unusedtype13MicroSequenceV\00" |
| // CHECK-REFLECTION: @_T010unusedtype13MicroSequenceVMF = {{.*}} [[C]] |
| |
| // No conformance records |
| // CHECK-NOT: protocol_conformances |
| |
| // No functions |
| // CHECK-NOT: define |
| |
| struct MicroSequence : Sequence, IteratorProtocol { |
| func next() -> Int? { |
| return nil |
| } |
| } |
| |