[clang] [OpenMP 6.0] Allow only byref arguments with `need_device_addr` modifier on `adjust_args` clause (PR #149586)

[Alexey Bataev via cfe-commits]

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@@ -7612,6 +7612,21 @@ void SemaOpenMP::ActOnOpenMPDeclareVariantDirective(
     return;
   }
 
+  // OpenMP 6.0 [9.6.2 (page 332, line 31-33, adjust_args clause, Restrictions]
+  // If the `need_device_addr` adjust-op modifier is present, each list item
+  // that appears in the clause must refer to an argument in the declaration of
+  // the function variant that has a reference type
+  for (Expr *E : AdjustArgsNeedDeviceAddr) {
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alexey-bataev wrote:

Need a check for the version

https://github.com/llvm/llvm-project/pull/149586