| // RUN: %target-swift-emit-silgen -parse-stdlib -module-name Swift -parse-as-library %s | %FileCheck %s |
| |
| protocol Error {} |
| |
| enum MyError : Error { |
| case case1 |
| } |
| |
| // CHECK: bb{{[0-9]+}}([[ERROR:%.*]] : @owned $Error): |
| // CHECK-NEXT: [[BORROWED_ERROR:%.*]] = begin_borrow [[ERROR]] |
| // CHECK-NEXT: [[ERROR_SLOT:%.*]] = alloc_stack $Error |
| // CHECK-NEXT: [[COPIED_BORROWED_ERROR:%.*]] = copy_value [[BORROWED_ERROR]] |
| // CHECK-NEXT: store [[COPIED_BORROWED_ERROR]] to [init] [[ERROR_SLOT]] |
| // CHECK-NEXT: [[ERROR_SLOT_CAST_RESULT:%.*]] = alloc_stack $MyError |
| // CHECK-NEXT: checked_cast_addr_br copy_on_success Error in [[ERROR_SLOT]] : $*Error to MyError in [[ERROR_SLOT_CAST_RESULT]] : $*MyError |
| func test1(f: () throws -> ()) throws { |
| do { |
| let _ = try f() |
| } catch MyError.case1 { |
| } |
| } |
