| // RUN: %empty-directory(%t) |
| // RUN: %target-swift-frontend -enforce-exclusivity=none -emit-sil -Onone %s -o %t/Onone.sil |
| // RUN: %target-sil-opt %t/Onone.sil -inline -o %t/inlined.sil |
| // RUN: %FileCheck %s --check-prefix=INLINE < %t/inlined.sil |
| // RUN: %target-sil-opt -enable-sil-verify-all %t/inlined.sil -enforce-exclusivity=unchecked -diagnose-static-exclusivity -o /dev/null |
| |
| public protocol SomeP { |
| var someV: Int { get set } |
| } |
| public func assignNonConflict(_ p: inout SomeP) { |
| p.someV = p.someV |
| } |
| struct Some : SomeP { |
| var someV = 0 |
| } |
| |
| // After inlining we have nested access to an existential property. |
| // The other access passes the existential @inout. |
| // |
| // The passed argument is accessed again inside assignNonConflict to unwrap the |
| // existential. |
| // |
| // INLINE-LABEL: $s5Onone16testNestedAccessyyF |
| // INLINE: [[OUTER:%.*]] = begin_access [modify] [static] %0 : $*SomeP |
| // INLINE: [[INNERREAD:%.*]] = begin_access [read] [static] [[OUTER]] : $*SomeP |
| // INLINE: [[INNERMOD:%.*]] = begin_access [modify] [static] [[OUTER]] : $*SomeP |
| // INLINE: %{{.*}} = open_existential_addr mutable_access [[INNERMOD]] : $*SomeP to $*@opened("{{.*}}") SomeP |
| // |
| public func testNestedAccess() { |
| var s: SomeP = Some() |
| assignNonConflict(&s) |
| } |
