1 files changed, 51 insertions, 0 deletions
diff --git a/gcc/testsuite/gfortran.dg/bind_c_coms.f90 b/gcc/testsuite/gfortran.dg/bind_c_coms.f90
new file mode 100644
index 00000000000..e88d56d182c
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/bind_c_coms.f90
@@ -0,0 +1,51 @@
+! { dg-do run }
+! { dg-additional-sources bind_c_coms_driver.c }
+! { dg-options "-w" }
+! the -w option is to prevent the warning about long long ints
+module bind_c_coms
+  use, intrinsic :: iso_c_binding
+  implicit none
+
+  common /COM/ R, S
+  real(c_double) :: r
+  real(c_double) :: t 
+  real(c_double) :: s 
+  bind(c) :: /COM/, /SINGLE/, /MYCOM/
+  common /SINGLE/ T
+  common /MYCOM/ LONG_INTS
+  integer(c_long) :: LONG_INTS
+  common /MYCOM2/ LONG_LONG_INTS
+  integer(c_long_long) :: long_long_ints
+  bind(c) :: /mycom2/
+
+  common /com2/ i, j
+  integer(c_int) :: i, j
+  bind(c, name="f03_com2") /com2/
+
+  common /com3/ m, n
+  integer(c_int) :: m, n
+  bind(c, name="") /com3/
+
+contains
+  subroutine test_coms() bind(c)
+    r = r + .1d0;
+    s = s + .1d0;
+    t = t + .1d0;
+    long_ints = long_ints + 1
+    long_long_ints = long_long_ints + 1
+    i = i + 1
+    j = j + 1
+
+    m = 1
+    n = 1
+  end subroutine test_coms
+end module bind_c_coms
+
+module bind_c_coms_2
+  use, intrinsic :: iso_c_binding, only: c_int
+  common /com3/ m, n
+  integer(c_int) :: m, n
+  bind(c, name="") /com3/
+end module bind_c_coms_2
+
+! { dg-final { cleanup-modules "bind_c_coms bind_c_coms_2" } }