[OPENMP]Fix crash on error message for declare reduction.

If the qualified reduction name is specified and not found, the compiler
may crash because of not specified parameter.
diff --git a/clang/lib/Sema/SemaOpenMP.cpp b/clang/lib/Sema/SemaOpenMP.cpp
index 5a4254f..d2393c1 100644
--- a/clang/lib/Sema/SemaOpenMP.cpp
+++ b/clang/lib/Sema/SemaOpenMP.cpp
@@ -13498,7 +13498,8 @@
     }
   }
   if (ReductionIdScopeSpec.isSet()) {
-    SemaRef.Diag(Loc, diag::err_omp_not_resolved_reduction_identifier) << Range;
+    SemaRef.Diag(Loc, diag::err_omp_not_resolved_reduction_identifier)
+        << Ty << Range;
     return ExprError();
   }
   return ExprEmpty();