| // 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: @"$s{{.*[^F] =}}" |
| // CHECK-REFLECTION: @[[C:.*]] = linkonce_odr hidden constant {{.*}} @"$s10unusedtype13MicroSequenceVMn" |
| // CHECK-REFLECTION: @"$s10unusedtype13MicroSequenceVMF" = {{.*}} @[[C]] |
| |
| // No conformance records |
| // CHECK-NOT: protocol_conformances |
| |
| // No functions |
| // CHECK-NOT: define |
| |
| struct MicroSequence : Sequence, IteratorProtocol { |
| func next() -> Int? { |
| return nil |
| } |
| } |
| |
