GCC:gcc/main.c
 
 
 
#include "config.h"
#include "system.h"
#include "coretypes.h"
#include "tm.h"
#include "diagnostic-core.h"
#include "toplev.h"
int main (int argc, char **argv);
/* We define main() to call toplev::main(), which is defined in toplev.c.
   We do this in a separate file in order to allow the language front-end
   to define a different main(), if it so desires.  */
int
main (int argc, char **argv)
{
  toplev toplev (NULL, /* external_timer */
   true /* init_signals */);
  return toplev.main (argc, argv);
}