[PATCH] Cleanup dg directives

[Dominique d'Humières]

I am planning to commit as obvious the following changes

--- ../_clean/gcc/testsuite/gfortran.dg/deferred_character_3.f90        
2015-11-15 15:12:11.000000000 +0100
+++ gcc/testsuite/gfortran.dg/deferred_character_3.f90  2017-04-15 
11:43:05.000000000 +0200
@@ -1,4 +1,4 @@
-! {dg_do run }
+! { dg_do run }
 !
 ! Tests the fix for PR67674
 !
--- ../_clean/gcc/testsuite/gfortran.dg/generic_29.f90  2015-05-19 
11:22:18.000000000 +0200
+++ gcc/testsuite/gfortran.dg/generic_29.f90    2017-04-15 11:44:48.000000000 
+0200
@@ -1,4 +1,4 @@
-! { dg-do compile}
+! { dg-do compile }
 ! PR fortran/66057
 !
 ! Original code from Gerhard Steinmetz
--- ../_clean/gcc/testsuite/gfortran.dg/pr41922.f90     2016-07-31 
04:06:39.000000000 +0200
+++ gcc/testsuite/gfortran.dg/pr41922.f90       2017-04-15 11:43:43.000000000 
+0200
@@ -1,4 +1,4 @@
-! { dg-do compile}
+! { dg-do compile }
 ! { dg-options -std=gnu }
       Subroutine RestoreR8Run()
       Implicit NONE
--- ../_clean/gcc/testsuite/gfortran.dg/pr70006.f90     2016-07-31 
03:47:24.000000000 +0200
+++ gcc/testsuite/gfortran.dg/pr70006.f90       2017-04-15 11:44:11.000000000 
+0200
@@ -1,4 +1,4 @@
-! { dg-do compile}
+! { dg-do compile }
 program test
    print 1, 'string 1' ! { dg-error "FORMAT label 1" " " { target *-*-* } 3 }
    print 1, 'string 2' ! { dg-error "FORMAT label 1" " " { target *-*-* } 4 }
--- ../_clean/gcc/testsuite/gfortran.dg/goacc/multi-clause.f90  2015-11-06 
06:40:12.000000000 +0100
+++ gcc/testsuite/gfortran.dg/goacc/multi-clause.f90    2017-04-15 
13:04:20.000000000 +0200
@@ -1,6 +1,6 @@
 ! Test if variable appearing in multiple clauses are errors.
 
-! { dg-compile }
+! { dg-do compile }
 
 program combined
   implicit none

Dominique