Fixed #2473 (False positive: Memory leak when there is local struct)

lib/checkmemoryleak.cpp

@@ -921,7 +921,7 @@ Token *CheckMemoryLeakInFunction::getcode(const Token *tok, std::list<const Toke
                     }
 
                     if (tok2->varId() == varid ||
-                        tok2->str() == ":")
+                        tok2->str() == ":" || tok2->str() == "{")
                     {
                         break;
                     }

test/testmemleak.cpp

@@ -520,6 +520,12 @@ private:
 
         // ticket #2336: calling member function with same name as a white_list function
         ASSERT_EQUALS(";;use;", getcode("char *s; foo.write(s);", "s"));
+
+        // #2473 - inner struct
+        ASSERT_EQUALS(";;alloc;{;;};dealloc;",
+                      getcode("char *s = new char[10];\n"
+                              "struct ab { int a, b; };\n"
+                              "delete [] s;\n", "s"));
     }