Assorted tidies

[Alan Modra]

bfd/
	* elf32-microblaze.c (dbg): Delete unused variable.
	* elf32-nds32.c (relax_group_section_id_list): Make static.
	* som.c (reloc_queue): Make static.
	* xtensa-isa.c (xtisa_errno, xtisa_error_msg): Make static.
include/
	* xtensa-isa-internal.h (xtisa_errno, xtisa_error_msg): Delete.

diff --git a/bfd/elf32-microblaze.c b/bfd/elf32-microblaze.c
index 1b5c2efcd6..f49fc8d499 100644
--- a/bfd/elf32-microblaze.c
+++ b/bfd/elf32-microblaze.c
@@ -20,8 +20,6 @@
    Boston, MA 02110-1301, USA.  */
 
 
-int dbg = 0;
-
 #include "sysdep.h"
 #include "bfd.h"
 #include "bfdlink.h"
diff --git a/bfd/elf32-nds32.c b/bfd/elf32-nds32.c
index 85bbd091c8..15c63e916e 100644
--- a/bfd/elf32-nds32.c
+++ b/bfd/elf32-nds32.c
@@ -13336,7 +13336,7 @@ elf32_nds32_check_relax_group (bfd *abfd, asection *asec)
 }
 
 /* Reorder RELAX_GROUP ID when command line option '-r' is applied.  */
-struct section_id_list_t *relax_group_section_id_list = NULL;
+static struct section_id_list_t *relax_group_section_id_list = NULL;
 
 struct section_id_list_t *
 elf32_nds32_lookup_section_id (int id, struct section_id_list_t **lst_ptr)
diff --git a/bfd/som.c b/bfd/som.c
index d3865f0ef6..7d6fc7f271 100644
--- a/bfd/som.c
+++ b/bfd/som.c
@@ -114,7 +114,7 @@ static unsigned int som_slurp_symbol_table (bfd *);
 
    Note one side effect of using a R_PREV_FIXUP is the relocation that
    is being repeated moves to the front of the queue.  */
-struct reloc_queue
+static struct reloc_queue
 {
   unsigned char *reloc;
   unsigned int size;
diff --git a/bfd/xtensa-isa.c b/bfd/xtensa-isa.c
index bbd9124902..72aae0b9cc 100644
--- a/bfd/xtensa-isa.c
+++ b/bfd/xtensa-isa.c
@@ -24,8 +24,8 @@
 #include "xtensa-isa.h"
 #include "xtensa-isa-internal.h"
 
-xtensa_isa_status xtisa_errno;
-char xtisa_error_msg[1024];
+static xtensa_isa_status xtisa_errno;
+static char xtisa_error_msg[1024];
 
 
 xtensa_isa_status
diff --git a/include/xtensa-isa-internal.h b/include/xtensa-isa-internal.h
index cf1e8a3cfa..e7edab4f9f 100644
--- a/include/xtensa-isa-internal.h
+++ b/include/xtensa-isa-internal.h
@@ -228,7 +228,4 @@ typedef struct xtensa_isa_internal_struct
 
 extern int xtensa_isa_name_compare (const void *, const void *);
 
-extern xtensa_isa_status xtisa_errno;
-extern char xtisa_error_msg[];
-
 #endif /* !XTENSA_ISA_INTERNAL_H */

-- 
Alan Modra
Australia Development Lab, IBM