[committed] RISC-V: Fix redundant variable declaration.

[Juzhe-Zhong]

Notice there is mistakes for RISC-V I made in the last patch.
Fix it. Sorry about that.

gcc/ChangeLog:

        * config/riscv/riscv-v.cc (expand_gather_scatter): Remove redundant 
variables.

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

diff --git a/gcc/config/riscv/riscv-v.cc b/gcc/config/riscv/riscv-v.cc
index eb92451948e..31575428ecb 100644
--- a/gcc/config/riscv/riscv-v.cc
+++ b/gcc/config/riscv/riscv-v.cc
@@ -3212,7 +3212,7 @@ prepare_gather_scatter (machine_mode vec_mode, 
machine_mode idx_mode,
 void
 expand_gather_scatter (rtx *ops, bool is_load)
 {
-  rtx ptr, vec_offset, vec_reg, len, mask;
+  rtx ptr, vec_offset, vec_reg;
   bool zero_extend_p;
   int scale_log2;
   rtx mask = ops[5];
-- 
2.36.1