1 files changed, 49 insertions, 0 deletions
diff --git a/gcc/testsuite/gfortran.dg/use_7.f90 b/gcc/testsuite/gfortran.dg/use_7.f90
new file mode 100644
index 000000000..7ebd1e2bf
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/use_7.f90
@@ -0,0 +1,49 @@
+! { dg-do compile }
+! Renaming of operators
+module z
+  type myT
+    integer :: t
+  end type myT
+  interface operator(+)
+    module procedure sub2
+  end interface
+contains
+function sub2(x)
+  type(myT) :: sub2
+  type(myT),intent(in) :: x
+  sub2%t = x%t + 5
+end function sub2
+end module z
+
+module y
+  interface operator(.addfive.)
+    module procedure sub
+  end interface
+contains
+function sub(x)
+  integer :: sub
+  integer,intent(in) :: x
+  sub = x + 15
+end function sub
+end module y
+
+module x
+  interface operator(.addfive.)
+    module procedure sub
+  end interface
+contains
+function sub(x)
+  integer :: sub
+  integer,intent(in) :: x
+  sub = x + 25
+end function sub
+end module x
+
+use z, operator(-) => operator(+) ! { dg-error "Syntax error in USE statement" }
+use z, operator(.op.) => operator(+) ! { dg-error "Syntax error in USE statement" }
+use x, only : bar => operator(.addfive.) ! { dg-error "Syntax error in USE statement" }
+use y, operator(.my.) => sub ! { dg-error "Syntax error in USE statement" }
+use y, operator(+) => operator(.addfive.) ! { dg-error "Syntax error in USE statement" }
+end
+
+! { dg-final { cleanup-modules "x y z" } }