Fix #13225 internalAstError with extra parentheses in loop (danmar#6920)

Author: chrchr-github

lib/tokenlist.cpp

@@ -514,6 +514,9 @@ static bool iscast(const Token *tok, bool cpp)
     if (Token::Match(tok->link(), ") }|)|]|;"))
         return false;
 
+    if (Token::Match(tok->link(), ") ++|-- [;)]"))
+        return false;
+
     if (Token::Match(tok->link(), ") %cop%") && !Token::Match(tok->link(), ") [&*+-~!]"))
         return false;
 

test/testtokenize.cpp

@@ -6544,6 +6544,8 @@ class TestTokenizer : public TestFixture {
                                              "    auto l = [x = 3](std::string&& v) { };\n"
                                              "}\n"));
         ASSERT_EQUALS("[test.cpp:2]: (debug) analyzeConditionExpressions bailout: Skipping function due to incomplete variable x\n", errout_str());
+
+        ASSERT_EQUALS("forinti(0=i5<=i++;;(", testAst("for (int (i) = 0; (i) <= 5; (i)++) {}")); // #13225
     }
 
     void astbrackets() { // []