Imported Upstream version 1.72.0

[platform/upstream/boost.git] / libs / spirit / test / x3 / rule_separate_tu.cpp

diff --git a/libs/spirit/test/x3/rule_separate_tu.cpp b/libs/spirit/test/x3/rule_separate_tu.cpp
index bbf8d74..c3fcb29 100644 (file)
--- a/libs/spirit/test/x3/rule_separate_tu.cpp
+++ b/libs/spirit/test/x3/rule_separate_tu.cpp
@@ -12,6 +12,30 @@
 
 #include "test.hpp"
 
+namespace sem_act {
+
+namespace x3 = boost::spirit::x3;
+
+auto nop = [](auto const&){};
+
+x3::rule<class used_attr1_r, int> used_attr1;
+auto const used_attr1_def = used_attr::grammar[nop];
+BOOST_SPIRIT_DEFINE(used_attr1);
+
+x3::rule<class used_attr2_r, int> used_attr2;
+auto const used_attr2_def = unused_attr::grammar[nop];
+BOOST_SPIRIT_DEFINE(used_attr2);
+
+x3::rule<class unused_attr1_r> unused_attr1;
+auto const unused_attr1_def = used_attr::grammar[nop];
+BOOST_SPIRIT_DEFINE(unused_attr1);
+
+x3::rule<class unused_attr2_r> unused_attr2;
+auto const unused_attr2_def = unused_attr::grammar[nop];
+BOOST_SPIRIT_DEFINE(unused_attr2);
+
+}
+
 int main()
 {
     using spirit_test::test;
@@ -35,5 +59,13 @@ int main()
         BOOST_TEST_EQ(i, 42);
     }
 
+    {
+        long i;
+        BOOST_TEST(test_attr("123", sem_act::used_attr1, i));
+        BOOST_TEST(test_attr("===", sem_act::used_attr2, i));
+        BOOST_TEST(test("123", sem_act::unused_attr1));
+        BOOST_TEST(test("===", sem_act::unused_attr2));
+    }
+
     return boost::report_errors();
 }