Merge GDB 7.5.1

gdb/testsuite/gdb.base/recurse.c

 /* Trivial code used to test watchpoints in recursive code and 
    auto-deletion of watchpoints as they go out of scope.  */
 
 #ifdef PROTOTYPES
 static int
 recurse (int a)
 #else
 static int 
 recurse (a)
      int a;
 #endif
 {
   int b = 0;
 
   if (a == 1)
     return 1;
 
   b = a;
   b *= recurse (a - 1);
   return b;
 }
 
 int main()
 {
-#ifdef usestubs
-  set_debug_traps();
-  breakpoint();
-#endif
   recurse (10);
   return 0;
 }