Re: your recent regclass.c:globalize_reg change

[Jeffrey A Law <law at cygnus dot com>]

  In message <199911252308.XAA20975@phal.cygnus.co.uk>you write:
  > When you moved the error (it is indeed an error, not a warning as you
  >  wrote in the ChangeLog) for global registers being defined after too
  > late from make_decl_rtl to globalize_reg, you removed the check
  > that allows fixed registers to be declared as register variables at
  > any time.  This breaks newlib/libc/sys/sh/syscalls.c:
  > 
  > ...
  > int
  > _close (int file)
  > {
  >   return __trap34 (SYS_close, file, 0, 0);
  > }
  > 
  > 
  > register char *stack_ptr asm ("r15");
  > 
  > caddr_t
  > _sbrk (int incr)
  > ...
  > 
  > Declaring a fixed register as a variable can be done at any time, so the
  > check to allow this should be preserved.
  > 
  > Mon Nov 22 23:53:50 1999  J"orn Rennecke <amylaar@cygnus.co.uk>
  > 
  > 	* regclass.c (globalize_reg): Re-instate test that allows
  > 	fixed registers to be declared as a variable even after functions
  > 	are defined.
Thanks.  Please install the testcase into the gcc.dg regression tests
and please install the fix into the  mainline sources.

Thanks for also fixing the spelling typos.

jeff