diff --git a/flang/test/Lower/OpenMP/FIR/delayed-privatization-firstprivate.f90 b/flang/test/Lower/OpenMP/FIR/delayed-privatization-firstprivate.f90
index 122542345f104..50938342dee7c 100644
--- a/flang/test/Lower/OpenMP/FIR/delayed-privatization-firstprivate.f90
+++ b/flang/test/Lower/OpenMP/FIR/delayed-privatization-firstprivate.f90
@@ -1,6 +1,9 @@
 ! Test delayed privatization for the `private` clause.
 
-! RUN: bbc -emit-fir -hlfir=false -fopenmp --openmp-enable-delayed-privatization -o - %s 2>&1 | FileCheck %s
+! RUN: %flang_fc1 -emit-fir -flang-deprecated-no-hlfir -fopenmp -mmlir \
+! RUN:   --openmp-enable-delayed-privatization -o - %s 2>&1 | FileCheck %s
+! RUN: bbc -emit-fir -hlfir=false -fopenmp --openmp-enable-delayed-privatization \
+! RUN:   -o - %s 2>&1 | FileCheck %s
 
 subroutine delayed_privatization_firstprivate
   implicit none
diff --git a/flang/test/Lower/OpenMP/FIR/delayed-privatization-private.f90 b/flang/test/Lower/OpenMP/FIR/delayed-privatization-private.f90
index 2e9995ea1fd4c..b13687faa3f26 100644
--- a/flang/test/Lower/OpenMP/FIR/delayed-privatization-private.f90
+++ b/flang/test/Lower/OpenMP/FIR/delayed-privatization-private.f90
@@ -1,6 +1,9 @@
 ! Test delayed privatization for the `private` clause.
 
-! RUN: bbc -emit-fir -hlfir=false -fopenmp --openmp-enable-delayed-privatization -o - %s 2>&1 | FileCheck %s
+! RUN: %flang_fc1 -emit-fir -flang-deprecated-no-hlfir -fopenmp -mmlir \
+! RUN:   --openmp-enable-delayed-privatization -o - %s 2>&1 | FileCheck %s
+! RUN: bbc -emit-fir -hlfir=false -fopenmp --openmp-enable-delayed-privatization \
+! RUN:   -o - %s 2>&1 | FileCheck %s
 
 subroutine delayed_privatization_private
   implicit none
diff --git a/flang/test/Lower/OpenMP/delayed-privatization-firstprivate.f90 b/flang/test/Lower/OpenMP/delayed-privatization-firstprivate.f90
index e3d2a5a8af260..0fb81d68016a4 100644
--- a/flang/test/Lower/OpenMP/delayed-privatization-firstprivate.f90
+++ b/flang/test/Lower/OpenMP/delayed-privatization-firstprivate.f90
@@ -1,6 +1,9 @@
 ! Test delayed privatization for the `firstprivate` clause.
 
-! RUN: bbc -emit-hlfir -fopenmp --openmp-enable-delayed-privatization -o - %s 2>&1 | FileCheck %s
+! RUN: %flang_fc1 -emit-hlfir -fopenmp -mmlir --openmp-enable-delayed-privatization \
+! RUN:   -o - %s 2>&1 | FileCheck %s
+! RUN: bbc -emit-hlfir -fopenmp --openmp-enable-delayed-privatization -o - %s 2>&1 \
+! RUN:   | FileCheck %s
 
 subroutine delayed_privatization_firstprivate
   implicit none
diff --git a/flang/test/Lower/OpenMP/delayed-privatization-private-firstprivate.f90 b/flang/test/Lower/OpenMP/delayed-privatization-private-firstprivate.f90
index 46eef6eb3bcf6..337e7d5ec885c 100644
--- a/flang/test/Lower/OpenMP/delayed-privatization-private-firstprivate.f90
+++ b/flang/test/Lower/OpenMP/delayed-privatization-private-firstprivate.f90
@@ -1,6 +1,9 @@
 ! Test delayed privatization for both `private` and `firstprivate` clauses.
 
-! RUN: bbc -emit-hlfir -fopenmp --openmp-enable-delayed-privatization -o - %s 2>&1 | FileCheck %s
+! RUN: %flang_fc1 -emit-hlfir -fopenmp -mmlir --openmp-enable-delayed-privatization \
+! RUN:   -o - %s 2>&1 | FileCheck %s
+! RUN: bbc -emit-hlfir -fopenmp --openmp-enable-delayed-privatization -o - %s 2>&1 \
+! RUN:   | FileCheck %s
 
 subroutine delayed_privatization_private_firstprivate
   implicit none
diff --git a/flang/test/Lower/OpenMP/delayed-privatization-private.f90 b/flang/test/Lower/OpenMP/delayed-privatization-private.f90
index 240e0e71bfcd1..7208521bcd77e 100644
--- a/flang/test/Lower/OpenMP/delayed-privatization-private.f90
+++ b/flang/test/Lower/OpenMP/delayed-privatization-private.f90
@@ -1,6 +1,9 @@
 ! Test delayed privatization for the `private` clause.
 
-! RUN: bbc -emit-hlfir -fopenmp --openmp-enable-delayed-privatization -o - %s 2>&1 | FileCheck %s
+! RUN: %flang_fc1 -emit-hlfir -fopenmp -mmlir --openmp-enable-delayed-privatization \
+! RUN:   -o - %s 2>&1 | FileCheck %s
+! RUN: bbc -emit-hlfir -fopenmp --openmp-enable-delayed-privatization -o - %s 2>&1 \
+! RUN:   | FileCheck %s
 
 subroutine delayed_privatization_private
   implicit none
diff --git a/flang/test/Lower/OpenMP/delayed-privatization-reduction.f90 b/flang/test/Lower/OpenMP/delayed-privatization-reduction.f90
index c61f352b9b055..a7eeb1faceade 100644
--- a/flang/test/Lower/OpenMP/delayed-privatization-reduction.f90
+++ b/flang/test/Lower/OpenMP/delayed-privatization-reduction.f90
@@ -3,7 +3,10 @@
 ! that the block arguments are added in the proper order (reductions first and
 ! then delayed privatization.
 
-! RUN: bbc -emit-hlfir -fopenmp --openmp-enable-delayed-privatization -o - %s 2>&1 | FileCheck %s
+! RUN: %flang_fc1 -emit-hlfir -fopenmp -mmlir --openmp-enable-delayed-privatization \
+! RUN:   -o - %s 2>&1 | FileCheck %s
+! RUN: bbc -emit-hlfir -fopenmp --openmp-enable-delayed-privatization -o - %s 2>&1 \
+! RUN:   | FileCheck %s
 
 subroutine red_and_delayed_private
     integer :: red