[clang] [llvm] [Clang] [OpenMP] Support NOWAIT with optional argument (PR #135030)

[Michael Klemm via llvm-commits]

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@@ -11530,6 +11530,8 @@ def note_omp_nested_teams_construct_here : Note<
   "nested teams construct here">;
 def note_omp_nested_statement_here : Note<
   "%select{statement|directive}0 outside teams construct here">;
+def err_omp_nowait_with_arg_unsupported : Error<
+  "'nowait' clause with a conditional expression requires OpenMP6.0">;
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mjklemm wrote:

Is this error even necessary?  The parser for OpenMP should not accept the form `nowait(cond)` unless `-fopenmp-version=6.0` is set on the command line.

https://github.com/llvm/llvm-project/pull/135030