Add pass manager to run InstrinsicsOpenMP pass

numba/core/codegen.py

@@ -662,6 +662,9 @@ def _optimize_final_module(self):
         """
         Internal: optimize this library's final module.
         """
+        with self._codegen._intrinsics_openmp_pass_manager() as pm:
+            pm.run(self._final_module)
+
         # there is an issue in xmain when optimizing functions twice.  openmp Todd
         with self._codegen._function_pass_manager(self._final_module) as fpm:
             # Run function-level optimizations to reduce memory usage and improve
@@ -1240,6 +1243,11 @@ def _module_pass_manager(self, **kwargs):
             pm.add_refprune_pass(_parse_refprune_flags())
         return pm
 
+    def _intrinsics_openmp_pass_manager(self):
+        pm = ll.create_module_pass_manager()
+        pm.add_intrinsics_openmp_pass()
+        return pm
+
     def _function_pass_manager(self, llvm_module, **kwargs):
         pm = ll.create_function_pass_manager(llvm_module)
         self._tm.add_analysis_passes(pm)