The AttrDocs.td changing and other little fixes

Signed-off-by: Aleksander Fadeev <aleksander.fadeev@intel.com>

Author: fadeeval

clang/include/clang/Basic/AttrDocs.td

@@ -1991,6 +1991,7 @@ Applies to a device function/lambda function. Indicates the dimensions
 of a work group. Values must be positive integers. Default arguments 
 equaling to one can be used for second and third dimensions if 
 intel::reqd_work_group_size spelling was applied. 
+This attribute is also valid for OpenCL C.
   }];
 }
 

clang/lib/Sema/SemaDeclAttr.cpp

@@ -2931,8 +2931,7 @@ static void handleWorkGroupSize(Sema &S, Decl *D, const ParsedAttr &AL) {
     return;
 
   for (unsigned i = 0; i < 3; ++i) {
-    if (i < AL.getNumArgs())
-      if (!checkUInt32Argument(S, AL, AL.getArgAsExpr(i), WGSize[i], i,
+    if (i < AL.getNumArgs() && !checkUInt32Argument(S, AL, AL.getArgAsExpr(i), WGSize[i], i,
                                /*StrictlyUnsigned=*/true))
         return;
     if (WGSize[i] == 0) {

clang/test/SemaSYCL/intel-reqd-work-group-size.cpp

@@ -1,6 +1,6 @@
-// RUN: %clang_cc1 -fsycl-is-device -fsyntax-only -verify -DTRIGGER_ERROR %s
-// RUN: %clang_cc1 -fsycl-is-device -ast-dump %s | FileCheck %s
-// RUN: %clang_cc1 -fsycl-is-host -fsyntax-only -verify %s
+// RUN: %clang_cc1 -fsycl -fsycl-is-device -fsyntax-only -verify -DTRIGGER_ERROR %s
+// RUN: %clang_cc1 -fsycl -fsycl-is-device -ast-dump %s | FileCheck %s
+// RUN: %clang_cc1 -fsycl -fsycl-is-host -fsyntax-only -verify %s
 
 #ifndef __SYCL_DEVICE_ONLY__
 // expected-no-diagnostics