| // RUN: %empty-directory(%t) |
| // RUN: %build-irgen-test-overlays |
| // RUN: %target-swift-frontend -sdk %S/Inputs -I %t %s -emit-ir | %FileCheck %s |
| |
| // REQUIRES: CPU=x86_64 |
| // REQUIRES: objc_interop |
| |
| sil_stage canonical |
| |
| import Swift |
| import ObjectiveC |
| |
| @objc protocol OP {} |
| |
| // CHECK-LABEL: define{{( dllexport)?}}{{( protected)?}} swiftcc %TSo8ProtocolC* @protocol_conversion() {{.*}} { |
| // CHECK: %0 = load i8*, i8** @"\01l_OBJC_PROTOCOL_REFERENCE_$__TtP24objc_protocol_conversion2OP_", align 8 |
| // CHECK: %1 = bitcast i8* %0 to %TSo8ProtocolC* |
| // CHECK: ret %TSo8ProtocolC* %1 |
| // CHECK: } |
| |
| sil @protocol_conversion : $@convention(thin) () -> @owned Protocol { |
| entry: |
| %p = objc_protocol #OP : $Protocol |
| return %p : $Protocol |
| } |