GCC BUG: Optimization of offset computations

[Jeffrey A Law]

  In message < 3846744A.640FB352@acm.org >you write:
  > Hi,
  > Another ICE which appeared with
  > 
  > Sat Nov 27 08:38:26 1999  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
  > (the checkin which applies to fold-const.c corresponding to
  > Changlog version:
  > revision 1.5067
  > date: 1999/11/27 13:50:12;  author: kenner;  state: Exp;  lines: +9 -0
  > )
  > 
  > void fn (char *ptr)
  > {
  >   void *p = ptr - 8 - 4;
  > }
FYI, I added this to the regression testsuite.
jeff