[Distributed] enable additional testing in library evolution mode

We had a number of problems either "only in" or "only without" library
evolution and protocols, so in order to increase the test coverage, run
a few of the crucial tests in both modes.

Author: ktoso

test/Distributed/Runtime/distributed_actor_localSystem_distributedProtocol.swift

@@ -3,6 +3,11 @@
 // RUN: %target-codesign %t/a.out
 // RUN: %target-run %t/a.out | %FileCheck %s --color
 
+// Run again with library evolution:
+// RUN: %target-build-swift -module-name main -j2 -parse-as-library -enable-library-evolution -I %t %s -plugin-path %swift-plugin-dir -o %t/evo.out
+// RUN: %target-codesign %t/evo.out
+// RUN: %target-run %t/evo.out | %FileCheck %s --color
+
 // REQUIRES: executable_test
 // REQUIRES: concurrency
 // REQUIRES: distributed

test/Distributed/Runtime/distributed_actor_localSystem_distributedProtocol_variable.swift

@@ -3,6 +3,11 @@
 // RUN: %target-codesign %t/a.out
 // RUN: %target-run %t/a.out | %FileCheck %s --color
 
+// Run again with library evolution:
+// RUN: %target-build-swift -module-name main -j2 -parse-as-library -enable-library-evolution -I %t %s -plugin-path %swift-plugin-dir -o %t/evo.out
+// RUN: %target-codesign %t/evo.out
+// RUN: %target-run %t/evo.out | %FileCheck %s --color
+
 // REQUIRES: executable_test
 // REQUIRES: concurrency
 // REQUIRES: distributed

test/Distributed/Runtime/distributed_actor_localSystem_generic_system.swift

@@ -3,6 +3,11 @@
 // RUN: %target-codesign %t/a.out
 // RUN: %target-run %t/a.out | %FileCheck %s --color
 
+// Run again with library evolution:
+// RUN: %target-build-swift -module-name main -j2 -parse-as-library -enable-library-evolution -I %t %s -plugin-path %swift-plugin-dir -o %t/evo.out
+// RUN: %target-codesign %t/a-evo.out
+// RUN: %target-run %t/a-evo.out | %FileCheck %s --color
+
 // REQUIRES: executable_test
 // REQUIRES: concurrency
 // REQUIRES: distributed

test/Distributed/Runtime/distributed_actor_localSystem_manual_conformance.swift

@@ -3,6 +3,11 @@
 // RUN: %target-codesign %t/a.out
 // RUN: %target-run %t/a.out | %FileCheck %s --color
 
+// Run again with library evolution:
+// RUN: %target-build-swift -module-name main -j2 -parse-as-library -enable-library-evolution -I %t %s -plugin-path %swift-plugin-dir -o %t/evo.out
+// RUN: %target-codesign %t/evo.out
+// RUN: %target-run %t/evo.out | %FileCheck %s --color
+
 // REQUIRES: executable_test
 // REQUIRES: concurrency
 // REQUIRES: distributed