1 files changed, 3 insertions, 3 deletions
diff --git a/mesalib/src/glsl/opt_algebraic.cpp b/mesalib/src/glsl/opt_algebraic.cpp
index 70e016d22..d706a6ad1 100644
--- a/mesalib/src/glsl/opt_algebraic.cpp
+++ b/mesalib/src/glsl/opt_algebraic.cpp
@@ -186,12 +186,12 @@ ir_algebraic_visitor::swizzle_if_required(ir_expression *expr,
 ir_rvalue *
 ir_algebraic_visitor::handle_expression(ir_expression *ir)
 {
-   ir_constant *op_const[3] = {NULL, NULL, NULL};
-   ir_expression *op_expr[3] = {NULL, NULL, NULL};
+   ir_constant *op_const[4] = {NULL, NULL, NULL, NULL};
+   ir_expression *op_expr[4] = {NULL, NULL, NULL, NULL};
    ir_expression *temp;
    unsigned int i;
 
-   assert(ir->get_num_operands() <= 3);
+   assert(ir->get_num_operands() <= 4);
    for (i = 0; i < ir->get_num_operands(); i++) {
       if (ir->operands[i]->type->is_matrix())
 	 return ir;