[clang] [flang] [llvm] [openmp] [Clang][OpenMP][LoopTransformations] Add support for "#pragma omp fuse" loop transformation directive and "looprange" clause (PR #139293)

[Alexey Bataev via llvm-commits]

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@@ -14189,10 +14194,48 @@ StmtResult SemaOpenMP::ActOnOpenMPTargetTeamsDistributeSimdDirective(
       getASTContext(), StartLoc, EndLoc, NestedLoopCount, Clauses, AStmt, B);
 }
 
+/// Overloaded base case function
+template <typename T, typename F> static bool tryHandleAs(T *t, F &&) {
+  return false;
+}
+
+/// Tries to recursively cast `t` to one of the given types and invokes `f` if
+/// successful.
+///
+/// @tparam Class The first type to check.
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alexey-bataev wrote:

Use `\param` etc. style, this is common style for doxygen

https://github.com/llvm/llvm-project/pull/139293