[gcc r11-7715] Fix building the V850 port using recent versions of gcc.

[Nick Clifton]

https://gcc.gnu.org/g:073595ef13b3395577a96bae051caae8cff9df0f

commit r11-7715-g073595ef13b3395577a96bae051caae8cff9df0f
Author: Nick Clifton <nickc@redhat.com>
Date:   Thu Mar 18 12:57:25 2021 +0000

    Fix building the V850 port using recent versions of gcc.
    
    gcc/
            * config/v850/v850.c (construct_restore_jr): Increase static
             buffer size.
            (construct_save_jarl): Likewise.
            * config/v850/v850.h (DWARF2_DEBUGGING_INFO): Define.

Diff:
---
 gcc/config/v850/v850.c | 4 ++--
 gcc/config/v850/v850.h | 1 +
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/gcc/config/v850/v850.c b/gcc/config/v850/v850.c
index 249cb400177..e0e5005d865 100644
--- a/gcc/config/v850/v850.c
+++ b/gcc/config/v850/v850.c
@@ -2181,7 +2181,7 @@ construct_restore_jr (rtx op)
   unsigned long int first;
   unsigned long int last;
   int i;
-  static char buff [100]; /* XXX */
+  static char buff [256]; /* XXX */
   
   if (count <= 2)
     {
@@ -2286,7 +2286,7 @@ construct_save_jarl (rtx op)
   unsigned long int first;
   unsigned long int last;
   int i;
-  static char buff [100]; /* XXX */
+  static char buff [255]; /* XXX */
   
   if (count <= (TARGET_LONG_CALLS ? 3 : 2)) 
     {
diff --git a/gcc/config/v850/v850.h b/gcc/config/v850/v850.h
index 23dfdf67dff..386f9f59e0b 100644
--- a/gcc/config/v850/v850.h
+++ b/gcc/config/v850/v850.h
@@ -700,6 +700,7 @@ typedef enum
 /* Use dwarf2 debugging info by default.  */
 #undef  PREFERRED_DEBUGGING_TYPE
 #define PREFERRED_DEBUGGING_TYPE   DWARF2_DEBUG
+#define DWARF2_DEBUGGING_INFO	   1
 
 #define DWARF2_FRAME_INFO          1
 #define DWARF2_UNWIND_INFO         0