--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/gfortran.dg/common_errors_1.f90	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,38 @@
+! { dg-do compile }
+! Tests a number of error messages relating to derived type objects
+! in common blocks.  Originally due to PR 33198
+
+subroutine one
+type a
+   sequence
+   integer :: i = 1
+end type a
+type(a) :: t ! { dg-error "Derived type variable .t. in COMMON at ... may not have default initializer" }
+common /c/ t
+end
+
+subroutine first
+type a
+   integer :: i
+   integer :: j
+end type a
+type(a) :: t  ! { dg-error "Derived type variable .t. in COMMON at ... has neither the SEQUENCE nor the BIND.C. attribute" }
+common /c/ t
+end
+
+subroutine prime
+type a
+   sequence
+   integer, allocatable :: i(:)
+   integer :: j
+end type a
+type(a) :: t  ! { dg-error "Derived type variable .t. in COMMON at ... has an ultimate component that is allocatable" }
+common /c/ t
+end
+
+subroutine source
+parameter(x=0.) ! { dg-error "COMMON block .x. at ... is used as PARAMETER at ..." }
+common /x/ i  ! { dg-error "COMMON block .x. at ... is used as PARAMETER at ..." }
+intrinsic sin
+common /sin/ j ! { dg-error "COMMON block .sin. at ... is also an intrinsic procedure" }
+end subroutine source