[clang] [OpenMP 5.2] New syntax for 'uses_allocators' clause (PR #157025)

[Alexey Bataev via cfe-commits]

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@@ -1497,6 +1497,11 @@ def err_omp_multiple_step_or_linear_modifier : Error<
   "multiple %select{'step size'|'linear modifier'}0 found in linear clause">;
 def err_omp_deprecate_old_syntax: Error<
   "old syntax '%0' on '%1' clause was deprecated, use new syntax '%2'">;
+def warn_omp_deprecate_old_syntax: Warning<
+  "old syntax '%0' on '%1' clause was deprecated, use new syntax '%2'">, 
+  InGroup<Deprecated>;
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alexey-bataev wrote:

The question is: is the old syntax still allowed in 6.0? If not, it should be the error.

https://github.com/llvm/llvm-project/pull/157025