Test case for unused-variable warning bug with pass-by-ref values that are only assigned to.

illusori · illusori · commit 6bd2c0b3d9ee · 2012-01-15T14:10:13.000Z
diff --git a/Tests/CodeAnalysis/VariableAnalysisUnitTest.inc b/Tests/CodeAnalysis/VariableAnalysisUnitTest.inc
@@ -416,3 +416,7 @@ class ClassWithSymbolicRefProperty {
         }
     }
 }
+
+function function_with_pass_by_ref_assign_only_arg(&$return_value) {
+    $return_value = 42;
+}

Original file line number	Diff line number	Diff line change
`@@ -416,3 +416,7 @@ class ClassWithSymbolicRefProperty {`
`416`	`416`	`}`
`417`	`417`	`}`
`418`	`418`	`}`
	`419`	`+`
	`420`	`+function function_with_pass_by_ref_assign_only_arg(&$return_value) {`
	`421`	`+ $return_value = 42;`
	`422`	`+}`