diff --git a/Zend/Optimizer/zend_dump.c b/Zend/Optimizer/zend_dump.c
index 1de9519469538..77a953688e23a 100644
--- a/Zend/Optimizer/zend_dump.c
+++ b/Zend/Optimizer/zend_dump.c
@@ -1176,20 +1176,6 @@ void zend_dump_dominators(const zend_op_array *op_array, const zend_cfg *cfg)
 	}
 }
 
-void zend_dump_variables(const zend_op_array *op_array)
-{
-	int j;
-
-	fprintf(stderr, "\nCV Variables for \"");
-	zend_dump_op_array_name(op_array);
-	fprintf(stderr, "\"\n");
-	for (j = 0; j < op_array->last_var; j++) {
-		fprintf(stderr, "    ");
-		zend_dump_var(op_array, IS_CV, j);
-		fprintf(stderr, "\n");
-	}
-}
-
 void zend_dump_ssa_variables(const zend_op_array *op_array, const zend_ssa *ssa, uint32_t dump_flags)
 {
 	int j;
diff --git a/Zend/Optimizer/zend_dump.h b/Zend/Optimizer/zend_dump.h
index 8eba47641575b..1d77f75a69fc9 100644
--- a/Zend/Optimizer/zend_dump.h
+++ b/Zend/Optimizer/zend_dump.h
@@ -39,7 +39,6 @@ ZEND_API void zend_dump_op_line(const zend_op_array *op_array, const zend_basic_
 void zend_dump_dominators(const zend_op_array *op_array, const zend_cfg *cfg);
 void zend_dump_dfg(const zend_op_array *op_array, const zend_cfg *cfg, const zend_dfg *dfg);
 void zend_dump_phi_placement(const zend_op_array *op_array, const zend_ssa *ssa);
-void zend_dump_variables(const zend_op_array *op_array);
 void zend_dump_ssa_variables(const zend_op_array *op_array, const zend_ssa *ssa, uint32_t dump_flags);
 ZEND_API void zend_dump_ssa_var(const zend_op_array *op_array, const zend_ssa *ssa, int ssa_var_num, uint8_t var_type, int var_num, uint32_t dump_flags);
 ZEND_API void zend_dump_var(const zend_op_array *op_array, uint8_t var_type, int var_num);