re PR fortran/60751 (Extra comma in WRITE statement not diagnosed)

2016-06-11  Dominique d'Humieres  <dominiq@lps.ens.fr>

	PR target/60751
	* gfortran.dg/comma_IO_extension_1.f90: New test.
	* gfortran.dg/comma_IO_extension_2.f90: Likewise.

From-SVN: r237330

gcc/testsuite/gfortran.dg/comma_IO_extension_1.f90

+! { dg-do compile }
+! PR 60751
+! Contributed by Walter Spector <w6ws@earthlink.net>
+program extracomma
+  implicit none
+
+  write (*,*), 1, 2, 3 ! { dg-warning "Legacy Extension: Comma before i/o item list" }
+end program

gcc/testsuite/gfortran.dg/comma_IO_extension_2.f90

+! { dg-do compile }
+! { dg-options "-std=legacy" }
+! PR 60751
+! Contributed by Walter Spector <w6ws@earthlink.net>
+program extracomma
+  implicit none
+
+  write (*,*), 1, 2, 3
+end program