Synopsis

(Required) The identifier main shall not be used for a function other than the global function main.

Enabled by default

Yes

Severity/Certainty

Medium/Medium

Full description

Only the global main function shall be named "main". This check is identical to MISRAC++2023-6.0.4.

Coding standards

Code examples

The following code example fails the check and will give a warning:

namespace {
// Test if word 'main' is in a string.
bool main(const char* s) {
 // ...
}
}

int main() {
  return 0;
}

The following code example passes the check and will not give a warning about this issue:

namespace {
// Test if word 'main' is in a string.
bool has_main(const char* s) {
 // ...
}
}

int main() {
  return 0;
}