[gcc r11-4763] RISC-V: Mark non-export symbol static and const in riscv-common.c

[Kito Cheng]

https://gcc.gnu.org/g:56ecdc2f02bfa69021003d7ac267dc65f385902f

commit r11-4763-g56ecdc2f02bfa69021003d7ac267dc65f385902f
Author: Kito Cheng <kito.cheng@sifive.com>
Date:   Fri Nov 6 11:05:50 2020 +0800

    RISC-V: Mark non-export symbol static and const in riscv-common.c
    
    gcc/ChangeLog:
    
            * common/config/riscv/riscv-common.c (riscv_implied_info):
            Add static and const.
            (riscv_subset_list::handle_implied_ext): Add const due to
            riscv_implied_info changed to const.

Diff:
---
 gcc/common/config/riscv/riscv-common.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/gcc/common/config/riscv/riscv-common.c b/gcc/common/config/riscv/riscv-common.c
index 84695a6ed1b..9a576eb689b 100644
--- a/gcc/common/config/riscv/riscv-common.c
+++ b/gcc/common/config/riscv/riscv-common.c
@@ -54,7 +54,7 @@ struct riscv_implied_info_t
 };
 
 /* Implied ISA info, must end with NULL sentinel.  */
-riscv_implied_info_t riscv_implied_info[] =
+static const riscv_implied_info_t riscv_implied_info[] =
 {
   {"d", "f"},
   {NULL, NULL}
@@ -459,7 +459,7 @@ riscv_subset_list::handle_implied_ext (const char *ext,
 				       int minor_version,
 				       bool explicit_version_p)
 {
-  riscv_implied_info_t *implied_info;
+  const riscv_implied_info_t *implied_info;
   for (implied_info = &riscv_implied_info[0];
        implied_info->ext;
        ++implied_info)