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 --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 1dd7c86..eaec2f9 100644 (file)
--- 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)