[fix] Disable clang-diagnostic-error checker

It is a fix PR to disable clang-diagnostic-error checker in cmd. Now, the users cannot set this checker as enabled with -e.

Author: cservakt

analyzer/codechecker_analyzer/analyzers/clangtidy/analyzer.py

@@ -396,7 +396,12 @@ def get_checker_list(self, config) -> Tuple[List[str], List[str]]:
                 # as -clang-diagnostic-... .
                 elif warning_type == CheckerType.ANALYZER:
                     if state == CheckerState.ENABLED:
-                        compiler_warnings.append('-W' + warning_name)
+                        if checker_name == "clang-diagnostic-error":
+                            # Disable warning of clang-diagnostic-error to
+                            # avoid generated compiler errors.
+                            compiler_warnings.append('-Wno-' + warning_name)
+                        else:
+                            compiler_warnings.append('-W' + warning_name)
                         enabled_checkers.append(checker_name)
                     else:
                         compiler_warnings.append('-Wno-' + warning_name)