[Bugfix:Autograding] fix compilation warning (#72)

bmcutler · web-flow · commit 7cf3c6cba8ee · 2022-03-10T11:52:03.000-05:00
Co-authored-by: Barb Cutler &lt;Barb Cutler&gt;
diff --git a/commonAST/traversal.cpp b/commonAST/traversal.cpp
@@ -1,5 +1,6 @@
 #include "traversal.h"
 #include "parser.h"
+#include <cassert>
 
 using namespace std;
 
@@ -218,7 +219,9 @@ int CounterVisitor::getComplexity() const{
 }
 
 string CounterVisitor::getClassesAndBases() const{
-
+        // This function was previously empty (no return statement).
+        assert (0);
+        return "";
 }
 
 void CounterVisitor::visit(For* f){

Original file line number	Diff line number	Diff line change
`@@ -1,5 +1,6 @@`
`1`	`1`	`#include "traversal.h"`
`2`	`2`	`#include "parser.h"`
	`3`	`+#include <cassert>`
`3`	`4`
`4`	`5`	`using namespace std;`
`5`	`6`
`@@ -218,7 +219,9 @@ int CounterVisitor::getComplexity() const{`
`218`	`219`	`}`
`219`	`220`
`220`	`221`	`string CounterVisitor::getClassesAndBases() const{`
`221`		`-`
	`222`	`+ // This function was previously empty (no return statement).`
	`223`	`+ assert (0);`
	`224`	`+ return "";`
`222`	`225`	`}`
`223`	`226`
`224`	`227`	`void CounterVisitor::visit(For* f){`