Merge branch 'master' into pr/atty303/1349

packages/core/src/properties.rs

@@ -82,4 +82,5 @@ pub fn fc_to_builder<'a, T: Properties<'a> + 'a>(
 fn unsafe_props_fail() {
     let t = trybuild::TestCases::new();
     t.compile_fail("compile_tests/props_safety.rs");
+    t.compile_fail("compile_tests/props_safety_temporary_values.rs");
 }