Fixed #2796 (uninitialized and leaving scope)

lib/executionpath.cpp

@@ -160,9 +160,15 @@ void ExecutionPath::checkScope(const Token *tok, std::list<ExecutionPath *> &che
             return;
         }
 
-        if (tok->str() == "}" || tok->str() == "break")
+        if (tok->str() == "}")
             return;
 
+        if (tok->str() == "break")
+        {
+            ExecutionPath::bailOut(checks);
+            return;
+        }
+
         if (Token::simpleMatch(tok, "while ("))
         {
             // parse condition

test/testuninitvar.cpp

@@ -837,6 +837,17 @@ private:
                        "    return x;\n"
                        "}");
         ASSERT_EQUALS("[test.cpp:11]: (error) Uninitialized variable: x\n", errout.str());
+
+        // Ticket #2796
+        checkUninitVar("void foo() {\n"
+                       "    while (true) {\n"
+                       "        int x;\n"
+                       "        if (y) x = 0;\n"
+                       "        else break;\n"
+                       "        return x;\n"   // <- x is initialized
+                       "    }\n"
+                       "}");
+        ASSERT_EQUALS("", errout.str());
     }
 
     // switch..