bug fix: setting of exit

Roland Leißa · Roland Leißa · commit a05e5abbc71b · 2023-10-31T14:20:50.000+01:00
diff --git a/src/graphtool/graph.cpp b/src/graphtool/graph.cpp
@@ -9,13 +9,12 @@ Graph::~Graph() {
 }
 
 Graph::Node* Graph::node(Sym name) {
-    if (auto i = nodes_.find(name); i != nodes_.end()) return i->second;
+    if (auto i = nodes_.find(name); i != nodes_.end()) return exit_ = i->second;
     auto node = new Node(name);
     if (entry_ == nullptr) entry_ = node;
-    exit_         = node;
     auto [_, ins] = nodes_.emplace(name, node);
     assert_unused(ins);
-    return node;
+    return exit_ = node;
 }
 
 void Graph::critical_edge_elimination() {

Original file line number	Diff line number	Diff line change
`@@ -9,13 +9,12 @@ Graph::~Graph() {`
`9`	`9`	`}`
`10`	`10`
`11`	`11`	`Graph::Node* Graph::node(Sym name) {`
`12`		`- if (auto i = nodes_.find(name); i != nodes_.end()) return i->second;`
	`12`	`+ if (auto i = nodes_.find(name); i != nodes_.end()) return exit_ = i->second;`
`13`	`13`	`auto node = new Node(name);`
`14`	`14`	`if (entry_ == nullptr) entry_ = node;`
`15`		`- exit_ = node;`
`16`	`15`	`auto [_, ins] = nodes_.emplace(name, node);`
`17`	`16`	`assert_unused(ins);`
`18`		`- return node;`
	`17`	`+ return exit_ = node;`
`19`	`18`	`}`
`20`	`19`
`21`	`20`	`void Graph::critical_edge_elimination() {`