Fixed #2307 (No constructor defined false positive when class is enclosed in namespace)

lib/tokenize.cpp

@@ -7900,7 +7900,7 @@ void Tokenizer::removeExceptionSpecifications(Token *tok) const
             tok->deleteNext();
         }
 
-        else if (Token::Match(tok, "class %type%"))
+        else if (Token::Match(tok, "class|namespace|struct %type%"))
         {
             while (tok && !Token::Match(tok, "[;{]"))
                 tok = tok->next();

test/testtokenize.cpp

@@ -235,6 +235,7 @@ private:
 
         TEST_CASE(removeExceptionSpecification1);
         TEST_CASE(removeExceptionSpecification2);
+        TEST_CASE(removeExceptionSpecification3);
 
         TEST_CASE(gt);      // use "<" comparisons instead of ">"
 
@@ -4200,6 +4201,25 @@ private:
         ASSERT_EQUALS(expected, tokenizeAndStringify(code));
     }
 
+    void removeExceptionSpecification3()
+    {
+        const char code[] = "namespace A {\n"
+                            "    struct B {\n"
+                            "        B() throw ()\n"
+                            "        { }\n"
+                            "    };\n"
+                            "};\n";
+
+        const char expected[] = "namespace A {\n"
+                                "struct B {\n"
+                                "B ( )\n"
+                                "{ }\n"
+                                "} ;\n"
+                                "} ;";
+
+        ASSERT_EQUALS(expected, tokenizeAndStringify(code));
+    }
+
 
     void gt()
     {