Re: GCSE problem involving mem_first_set.

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

  In message <199809141221.WAA04910@geoffk.wattle.id.au>you write:
  > 
  > The attached short program, "test14.c" (originally part of TeX),
  > abort()s when compiled and run on powerpc-unknown-linux-gnu with
  > 
  > gcc -O2 -msdata=sysv test14.c -o test14-exec && ./test14-exec
  > 
  > but not with lower optimisation levels or (annoyingly) without
  > -msdata=sysv.
  > 
  > The problem is in GCSE; in the variables mem_first_set and
  > mem_last_set, 0 is used as a flag value meaning 'never set' but 0 can
  > also be a valid CUID.  I fixed it by using -1 as the flag value; see
  > patch attached.
  > 
  > This should probably be in egcs 1.1.1 if it is ever released.
Seems to me this would be a whole lot simpler to fix by making the
first assigned CUID have the value 1. 

Any particular reason you didn't do that?


jeff