[gcc r13-4747] RISC-V: Fix up some wording in the mcpu/mtune comment

[gcc r13-4747] RISC-V: Fix up some wording in the mcpu/mtune comment

[Palmer Dabbelt]

https://gcc.gnu.org/g:9bb7864877ab05bf951fad66c934845351b271ce

commit r13-4747-g9bb7864877ab05bf951fad66c934845351b271ce
Author: Palmer Dabbelt <palmer@rivosinc.com>
Date:   Mon Nov 28 13:36:00 2022 -0800

    RISC-V: Fix up some wording in the mcpu/mtune comment
    
    gcc/ChangeLog:
    
            * config/riscv/riscv.cc (riscv_option_override): Fix comment
            wording.

Diff:
---
 gcc/config/riscv/riscv.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gcc/config/riscv/riscv.cc b/gcc/config/riscv/riscv.cc
index 1f85391fc8e..6dd2ab2d11e 100644
--- a/gcc/config/riscv/riscv.cc
+++ b/gcc/config/riscv/riscv.cc
@@ -5991,7 +5991,7 @@ riscv_option_override (void)
     target_flags |= MASK_FDIV;
 
   /* Handle -mtune, use -mcpu if -mtune is not given, and use default -mtune
-     if -mtune and -mcpu both not given.  */
+     if both -mtune and -mcpu are not given.  */
   cpu = riscv_parse_tune (riscv_tune_string ? riscv_tune_string :
 			  (riscv_cpu_string ? riscv_cpu_string :
 			   RISCV_TUNE_STRING_DEFAULT));