fixed code review comments

Author: DenisBakhvalov

sycl/test/esimd/simd_view.cpp

@@ -72,7 +72,14 @@ SYCL_ESIMD_FUNCTION void test_simd_view_copy_ctor() {
 // test construction from vector.
 SYCL_ESIMD_FUNCTION void test_simd_view_from_vector() {
   simd<int, 16> s = 0;
-  simd_view v = s;
+  simd_view v1 = s;
+  simd_view v2(s);
+  // expected-error@+4 {{no matching constructor for initialization of 'simd_view}}
+  // expected-note@sycl/ext/intel/experimental/esimd/simd_view.hpp:* {{candidate constructor not viable: expects an lvalue for 1st argument}}
+  // expected-note@sycl/ext/intel/experimental/esimd/simd_view.hpp:* 4+ {{candidate constructor not viable:}}
+  // expected-note@sycl/ext/intel/experimental/esimd/simd.hpp:* {{candidate template ignored:}}
+  simd_view<simd<int, 16>, region_base<false, int, 1, 0, 16, 1>> v3(
+      (simd<int, 16>()));
 }
 
 // move constructor transfers the same view of the underlying data.