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Re: Preventing warnings in FIXNUM_OVERFLOW_P
From: |
Stefan Monnier |
Subject: |
Re: Preventing warnings in FIXNUM_OVERFLOW_P |
Date: |
Fri, 19 Jan 2007 14:19:50 -0500 |
User-agent: |
Gnus/5.11 (Gnus v5.11) Emacs/22.0.92 (gnu/linux) |
> By contrast, my workaround doesn't obfuscate the code, and the
> extra assignment should be optimized out of existence under -O2.
Indeed. That's why it's the least bad. It makes the code slightly
heavier, but at least it's crystal clear that it doesn't change
the semantics.
> I say let's leave my workaround alone until the GCC developers move
> this warning into -Wextra. When that version of GCC becomes
> widespread, we can remove the workaround.
Agreed,
Stefan
- Preventing warnings in FIXNUM_OVERFLOW_P, Richard Stallman, 2007/01/18
- Re: Preventing warnings in FIXNUM_OVERFLOW_P, David Kastrup, 2007/01/18
- Re: Preventing warnings in FIXNUM_OVERFLOW_P, Stefan Monnier, 2007/01/18
- Re: Preventing warnings in FIXNUM_OVERFLOW_P, Richard Stallman, 2007/01/19
- Re: Preventing warnings in FIXNUM_OVERFLOW_P, Eli Zaretskii, 2007/01/19
- Re: Preventing warnings in FIXNUM_OVERFLOW_P,
Stefan Monnier <=
- Re: Preventing warnings in FIXNUM_OVERFLOW_P, Richard Stallman, 2007/01/19
- Re: Preventing warnings in FIXNUM_OVERFLOW_P, Eli Zaretskii, 2007/01/20
- Re: Preventing warnings in FIXNUM_OVERFLOW_P, Richard Stallman, 2007/01/21
Re: Preventing warnings in FIXNUM_OVERFLOW_P, Richard Stallman, 2007/01/19
Re: Preventing warnings in FIXNUM_OVERFLOW_P, Eli Zaretskii, 2007/01/18