mesa: hook up core bits of GL_ARB_shader_group_vote

Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu>
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Dave Airlie <airlied@redhat.com>

src/compiler/glsl/ir_validate.cpp

@@ -453,6 +453,14 @@ ir_validate::visit_leave(ir_expression *ir)
       assert(ir->operands[0]->type->base_type == GLSL_TYPE_SUBROUTINE);
       assert(ir->type->base_type == GLSL_TYPE_INT);
       break;
+
+   case ir_unop_vote_any:
+   case ir_unop_vote_all:
+   case ir_unop_vote_eq:
+      assert(ir->type == glsl_type::bool_type);
+      assert(ir->operands[0]->type == glsl_type::bool_type);
+      break;
+
    case ir_binop_add:
    case ir_binop_sub:
    case ir_binop_mul: