| // RUN: %target-swift-frontend -emit-silgen %s | FileCheck %s |
| |
| class C {} |
| |
| |
| // CHECK-LABEL: sil hidden @_TF7foreach13tupleElementsFGSaTCS_1CS0___T_ |
| func tupleElements(_ xx: [(C, C)]) { |
| // CHECK: [[PAYLOAD:%.*]] = unchecked_enum_data {{%.*}} : $Optional<(C, C)>, #Optional.some!enumelt.1 |
| // CHECK: [[A:%.*]] = tuple_extract [[PAYLOAD]] : $(C, C), 0 |
| // CHECK: [[B:%.*]] = tuple_extract [[PAYLOAD]] : $(C, C), 1 |
| // CHECK: strong_release [[B]] |
| // CHECK: strong_release [[A]] |
| for (a, b) in xx {} |
| // CHECK: [[PAYLOAD:%.*]] = unchecked_enum_data {{%.*}} : $Optional<(C, C)>, #Optional.some!enumelt.1 |
| // CHECK: [[A:%.*]] = tuple_extract [[PAYLOAD]] : $(C, C), 0 |
| // CHECK: [[B:%.*]] = tuple_extract [[PAYLOAD]] : $(C, C), 1 |
| // CHECK: strong_release [[B]] |
| // CHECK: strong_release [[A]] |
| for (a, _) in xx {} |
| // CHECK: [[PAYLOAD:%.*]] = unchecked_enum_data {{%.*}} : $Optional<(C, C)>, #Optional.some!enumelt.1 |
| // CHECK: [[A:%.*]] = tuple_extract [[PAYLOAD]] : $(C, C), 0 |
| // CHECK: [[B:%.*]] = tuple_extract [[PAYLOAD]] : $(C, C), 1 |
| // CHECK: strong_release [[A]] |
| // CHECK: strong_release [[B]] |
| for (_, b) in xx {} |
| // CHECK: [[PAYLOAD:%.*]] = unchecked_enum_data {{%.*}} : $Optional<(C, C)>, #Optional.some!enumelt.1 |
| // CHECK: [[A:%.*]] = tuple_extract [[PAYLOAD]] : $(C, C), 0 |
| // CHECK: [[B:%.*]] = tuple_extract [[PAYLOAD]] : $(C, C), 1 |
| // CHECK: strong_release [[B]] |
| // CHECK: strong_release [[A]] |
| for (_, _) in xx {} |
| // CHECK: [[PAYLOAD:%.*]] = unchecked_enum_data {{%.*}} : $Optional<(C, C)>, #Optional.some!enumelt.1 |
| // CHECK: [[A:%.*]] = tuple_extract [[PAYLOAD]] : $(C, C), 0 |
| // CHECK: [[B:%.*]] = tuple_extract [[PAYLOAD]] : $(C, C), 1 |
| // CHECK: strong_release [[B]] |
| // CHECK: strong_release [[A]] |
| for _ in xx {} |
| } |
| |
