1 files changed, 5 insertions, 0 deletions
diff --git a/src/glsl/ir_builder.cpp b/src/glsl/ir_builder.cpp
index a2f6f2967d1..2872c516b14 100644
--- a/src/glsl/ir_builder.cpp
+++ b/src/glsl/ir_builder.cpp
@@ -246,6 +246,11 @@ ir_expression *borrow(operand a, operand b)
    return expr(ir_binop_borrow, a, b);
 }
 
+ir_expression *trunc(operand a)
+{
+   return expr(ir_unop_trunc, a);
+}
+
 ir_expression *round_even(operand a)
 {
    return expr(ir_unop_round_even, a);