Replace spurious character 0xa0 with 0x20 before 'target'

From-SVN: r143664

gcc/testsuite/g++.dg/ext/bitfield2.C

@@ -3,7 +3,7 @@
 /* { dg-options "" } */
 
 struct t
-{ /* { dg-message "note: Offset of packed bit-field 't::b' has changed in GCC 4.4" "" {target pcc_bitfield_type_matters } } */
+{ /* { dg-message "note: Offset of packed bit-field 't::b' has changed in GCC 4.4" "" { target pcc_bitfield_type_matters } } */
   char a:4;
   char b:8;
   char c:4;

gcc/testsuite/g++.dg/ext/bitfield4.C

@@ -2,7 +2,7 @@
 /* { dg-options "" } */
 
 struct t
-{ /* { dg-message "note: Offset of packed bit-field 't::b' has changed in GCC 4.4" "" {target pcc_bitfield_type_matters } } */
+{ /* { dg-message "note: Offset of packed bit-field 't::b' has changed in GCC 4.4" "" { target pcc_bitfield_type_matters } } */
   char a:4;
   char b:8 __attribute__ ((packed));
   char c:4;

gcc/testsuite/gcc.dg/bitfld-15.c

@@ -7,6 +7,6 @@ struct t
   char a:4;
   char b:8;
   char c:4;
-} __attribute__ ((packed)); /* { dg-message "note: Offset of packed bit-field 'b' has changed in GCC 4.4" "" {target pcc_bitfield_type_matters } } */
+} __attribute__ ((packed)); /* { dg-message "note: Offset of packed bit-field 'b' has changed in GCC 4.4" "" { target pcc_bitfield_type_matters } } */
 
 int assrt[sizeof (struct t) == 2 ? 1 : -1];

gcc/testsuite/gcc.dg/bitfld-17.c

@@ -6,6 +6,6 @@ struct t
   char a:4;
   char b:8 __attribute__ ((packed));
   char c:4;
-}; /* { dg-message "note: Offset of packed bit-field 'b' has changed in GCC 4.4" "" {target pcc_bitfield_type_matters } } */
+}; /* { dg-message "note: Offset of packed bit-field 'b' has changed in GCC 4.4" "" { target pcc_bitfield_type_matters } } */
 
 int assrt[sizeof (struct t) == 2 ? 1 : -1];