[gcc r13-3866] docs: Add missing variable name in example

[gcc r13-3866] docs: Add missing variable name in example

[Martin Liska]

https://gcc.gnu.org/g:d8c105810285ad97e8af31a328c8a75d4adc5a19

commit r13-3866-gd8c105810285ad97e8af31a328c8a75d4adc5a19
Author: Martin Liska <mliska@suse.cz>
Date:   Wed Nov 9 21:57:08 2022 +0100

    docs: Add missing variable name in example
    
    gcc/ChangeLog:
    
            * doc/gccint/analysis-and-optimization-of-gimple-tuples/ssa-operands.rst:
            Add missing variable name.
    
    Co-Authored-By: Sinan <sinan.lin@linux.alibaba.com>

Diff:
---
 .../gccint/analysis-and-optimization-of-gimple-tuples/ssa-operands.rst  | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gcc/doc/gccint/analysis-and-optimization-of-gimple-tuples/ssa-operands.rst b/gcc/doc/gccint/analysis-and-optimization-of-gimple-tuples/ssa-operands.rst
index 1dd7c86e835..eaec2f96c2e 100644
--- a/gcc/doc/gccint/analysis-and-optimization-of-gimple-tuples/ssa-operands.rst
+++ b/gcc/doc/gccint/analysis-and-optimization-of-gimple-tuples/ssa-operands.rst
@@ -175,7 +175,7 @@ all the operands for a statement:
   void
   print_ops (tree stmt)
   {
-    ssa_op_iter;
+    ssa_op_iter iter;
     tree var;
 
     FOR_EACH_SSA_TREE_OPERAND (var, stmt, iter, SSA_OP_ALL_OPERANDS)