[clang] [OpenMP] Allow OMP6.0 features. (PR #122108)

[Saiyedul Islam via cfe-commits]

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@@ -19,6 +19,8 @@ typedef void *omp_depend_t;
 void foo() {}
 void tmainc(){
    omp_depend_t obj;
+   int omp_all_memory;
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saiislam wrote:

Do we need this new variable?

https://github.com/llvm/llvm-project/pull/122108