arg11.c

gcc-you can use this code to learn something about gcc, and inquire further into linux,

// Build don't link: 
// GROUPS passed arg-matching
// From: [e-mail] (Gustavo Chaves)
// Date:     Wed, 25 May 94 09:38:00 EST
// Subject:  problem with user defined conversions in initialization
// Message-ID: <[e-mail]>

struct String { String(const char*); };

struct Ack { Ack(String); };

struct S { void method(Ack); };	// ERROR - referenced below

void function(Ack);

int
foo(S *o)
{ // Neither call has a usable constructor for conversions of char[5] to Ack.
  function("adsf");// ERROR - 
  o->method("adsf");// ERROR - 
  return 0;
}