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bug#11604: USE_LISP_UNION_TYPE + USE_LSB_TAG cleanup.
From: |
Andreas Schwab |
Subject: |
bug#11604: USE_LISP_UNION_TYPE + USE_LSB_TAG cleanup. |
Date: |
Sun, 03 Jun 2012 09:26:46 +0200 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/24.1 (gnu/linux) |
Paul Eggert <eggert@cs.ucla.edu> writes:
> Because the union type is for debugging, not for production.
> It's used mostly to make sure that (for example) one doesn't
> mistakenly write "x = y" when one meant to write "x = XINT (y)".
That doesn't make sense. You don't need a bitfield for that, just a
struct around EMACS_INT. If we want to go that route we should rip out
the union Lisp_Object completely.
Andreas.
--
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5
"And now for something completely different."
- bug#11604: USE_LISP_UNION_TYPE + USE_LSB_TAG cleanup., Paul Eggert, 2012/06/01
- bug#11604: USE_LISP_UNION_TYPE + USE_LSB_TAG cleanup., Eli Zaretskii, 2012/06/02
- bug#11604: USE_LISP_UNION_TYPE + USE_LSB_TAG cleanup., Paul Eggert, 2012/06/03
- bug#11604: USE_LISP_UNION_TYPE + USE_LSB_TAG cleanup., Eli Zaretskii, 2012/06/03
- bug#11604: USE_LISP_UNION_TYPE + USE_LSB_TAG cleanup., Paul Eggert, 2012/06/03
- bug#11604: USE_LISP_UNION_TYPE + USE_LSB_TAG cleanup., Richard Stallman, 2012/06/03
- bug#11604: USE_LISP_UNION_TYPE + USE_LSB_TAG cleanup., Stefan Monnier, 2012/06/04
- bug#11604: USE_LISP_UNION_TYPE + USE_LSB_TAG cleanup., Eli Zaretskii, 2012/06/04
- bug#11604: USE_LISP_UNION_TYPE + USE_LSB_TAG cleanup., Paul Eggert, 2012/06/04
bug#11604: USE_LISP_UNION_TYPE + USE_LSB_TAG cleanup., Andreas Schwab, 2012/06/02
bug#11604: revised patch for Bug #11604, Paul Eggert, 2012/06/03