1 files changed, 53 insertions, 0 deletions
diff --git a/gcc/testsuite/gfortran.dg/dependency_26.f90 b/gcc/testsuite/gfortran.dg/dependency_26.f90
new file mode 100644
index 000000000..df909b484
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/dependency_26.f90
@@ -0,0 +1,53 @@
+! { dg-do compile }
+! { dg-options "-fdump-tree-original" }
+!
+! Test the fix for PR36932 and PR36933, in which unnecessary
+! temporaries were being generated.  The module m2 tests the
+! additional testcase in comment #3 of PR36932.
+!
+! Contributed by Joost VandeVondele <jv244@cam.ac.uk>
+!
+MODULE M2
+  IMPLICIT NONE
+  TYPE particle
+   REAL :: r(3)
+  END TYPE
+CONTAINS
+  SUBROUTINE S1(p)
+     TYPE(particle), POINTER, DIMENSION(:) :: p
+     REAL :: b(3)
+     INTEGER :: i
+     b=pbc(p(i)%r)
+  END SUBROUTINE S1
+  FUNCTION pbc(b)
+     REAL :: b(3)
+     REAL :: pbc(3)
+     pbc=b
+  END FUNCTION
+END MODULE M2
+
+MODULE M1
+  IMPLICIT NONE
+  TYPE cell_type
+     REAL :: h(3,3)
+  END TYPE
+CONTAINS
+  SUBROUTINE S1(cell)
+     TYPE(cell_type), POINTER :: cell
+     REAL :: a(3)
+     REAL :: b(3) = [1, 2, 3]
+     a=MATMUL(cell%h,b)
+     if (ANY (INT (a) .ne. [30, 36, 42])) call abort
+  END SUBROUTINE S1
+END MODULE M1
+
+  use M1
+  TYPE(cell_type), POINTER :: cell
+  allocate (cell)
+  cell%h = reshape ([(real(i), i = 1, 9)], [3, 3])
+  call s1 (cell)
+end
+! { dg-final { cleanup-modules "M1" } }
+! { dg-final { scan-tree-dump-times "&a" 1 "original" } }
+! { dg-final { scan-tree-dump-times "pack" 0 "original" } }
+! { dg-final { cleanup-tree-dump "original" } }