glsl: add ir_unop_round_even case to silence unhandled enum warning

diff --git a/src/glsl/ir_validate.cpp b/src/glsl/ir_validate.cpp
index df64ed6..d22789f 100644 (file)
--- a/src/glsl/ir_validate.cpp
+++ b/src/glsl/ir_validate.cpp
@@ -267,6 +267,7 @@ ir_validate::visit_leave(ir_expression *ir)
       break;
 
    case ir_unop_trunc:
+   case ir_unop_round_even:
    case ir_unop_ceil:
    case ir_unop_floor:
    case ir_unop_fract: