--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/gfortran.dg/iomsg_2.f90	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,44 @@
+! { dg-do compile }
+subroutine foo1
+   implicit none
+   integer i
+   open(1, iomsg=666)      ! { dg-error "IOMSG must be" }
+   open(1, iomsg='sgk')    ! { dg-error "IOMSG must be" }
+   open(1, iomsg=i)        ! { dg-error "IOMSG must be" }
+   close(1, iomsg=666)     ! { dg-error "IOMSG must be" }
+   close(1, iomsg='sgk')   ! { dg-error "IOMSG must be" }
+   close(1, iomsg=i)       ! { dg-error "IOMSG must be" }
+end subroutine foo1
+
+subroutine foo
+   implicit none
+   integer i
+   real :: x = 1
+   write(1, *, iomsg='sgk') x   ! { dg-error "IOMSG must be" }
+   write(1, *, iomsg=i)     x   ! { dg-error "IOMSG must be" }
+   read(1,  *, iomsg='sgk') x   ! { dg-error "IOMSG must be" }
+   read(1,  *, iomsg=i)     x   ! { dg-error "IOMSG must be" }
+   flush(1,    iomsg='sgk')     ! { dg-error "IOMSG must be" }
+   flush(1,    iomsg=i)         ! { dg-error "IOMSG must be" }
+   rewind(1,   iomsg='sgk')     ! { dg-error "IOMSG must be" }
+   rewind(1,   iomsg=i)         ! { dg-error "IOMSG must be" }
+   backspace(1,iomsg='sgk')     ! { dg-error "IOMSG must be" }
+   backspace(1,iomsg=i)         ! { dg-error "IOMSG must be" }
+   wait(1,     iomsg='sgk')     ! { dg-error "IOMSG must be" }
+   wait(1,     iomsg=i)         ! { dg-error "IOMSG must be" }
+end subroutine foo
+
+subroutine bar
+   implicit none
+   integer i
+   real :: x = 1
+   character(len=20) s(2)
+   open(1, iomsg=s)         ! { dg-error "must be scalar" }
+   close(1, iomsg=s)        ! { dg-error "must be scalar" }
+   write(1, *, iomsg=s) x   ! { dg-error "must be scalar" }
+   read(1,  *, iomsg=s) x   ! { dg-error "must be scalar" }
+   flush(1,    iomsg=s)     ! { dg-error "must be scalar" }
+   rewind(1,   iomsg=s)     ! { dg-error "must be scalar" }
+   backspace(1,iomsg=s)     ! { dg-error "must be scalar" }
+   wait(1,     iomsg=s)     ! { dg-error "must be scalar" }
+end subroutine bar