Fixed libcxx tests. Added support for trunk clang version.

Author: egorshamshura

libcxx/test/libcxx/utilities/expected/expected.expected/value.observers.verify.cpp

@@ -125,7 +125,7 @@ void test() {
   // expected-error-re@*:* {{call to deleted constructor of{{.*}}}}
   // expected-error-re@*:* {{call to deleted constructor of{{.*}}}}
   // expected-error-re@*:* 1-2{{call to deleted constructor of{{.*}}}}
-  // expected-error-re@*:* 1-2{{call to deleted constructor of{{.*}}}}
+  // expected-error-re@*:* 0-2{{call to deleted constructor of{{.*}}}}
 #endif
 }
 // clang-format on

libcxx/test/std/containers/sequences/array/array.creation/to_array.verify.cpp

@@ -35,7 +35,7 @@ int main(int, char**) {
   {
     const MoveOnly cmo[] = {MoveOnly{3}};
     // expected-error@array:* {{to_array requires move constructible elements}}
-    // expected-error-re@array:* {{{{(call to implicitly-deleted copy constructor of 'MoveOnly')|(call to deleted constructor of 'MoveOnly')}}}}
+    // expected-error-re@array:* 0-1{{{{(call to implicitly-deleted copy constructor of 'MoveOnly')|(call to deleted constructor of 'MoveOnly')}}}}
     std::to_array(std::move(cmo)); // expected-note {{requested here}}
   }