* doc/invoke.texi: Document -std=c++17 and -std=gnu++17 and document

[official-gcc.git] / gcc / testsuite / g++.dg / cpp1z / init-statement8.C

// { dg-options -std=c++17 }

int
f ()
{
  if (int c = 5;
      int c = 5) // { dg-error "redeclaration" }
    return 5;
  return 0;
}