[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: gdb emacs reporting 'Function "x_error_quitter" not defined'
From: |
Richard Stallman |
Subject: |
Re: gdb emacs reporting 'Function "x_error_quitter" not defined' |
Date: |
Thu, 27 Jan 2005 17:18:58 -0500 |
The code produced by GCC under -O0 is totally unoptimized: e.g., it
reloads registers even if the required value is already there, doesn't
remove loop-invariant code out of the loops, etc. It's really very
different.
Those differences should not affect the meaning of correct C code.
Indeed, we use some constructs that are not entirely defined, according
to standard C. However, given the optimizations GCC actually does,
they rarely change meaning when we enable or disable optimization.
Practically speaking, this issue is not large enough for attention.
- Re: gdb emacs reporting 'Function "x_error_quitter" not defined', (continued)
- Re: gdb emacs reporting 'Function "x_error_quitter" not defined', Nick Roberts, 2005/01/21
- Re: gdb emacs reporting 'Function "x_error_quitter" not defined', Eli Zaretskii, 2005/01/22
- Re: gdb emacs reporting 'Function "x_error_quitter" not defined', Stefan Monnier, 2005/01/22
- Re: gdb emacs reporting 'Function "x_error_quitter" not defined', Richard Stallman, 2005/01/23
- Re: gdb emacs reporting 'Function "x_error_quitter" not defined', Stefan Monnier, 2005/01/24
- Re: gdb emacs reporting 'Function "x_error_quitter" not defined', Eli Zaretskii, 2005/01/24
- Re: gdb emacs reporting 'Function "x_error_quitter" not defined', Richard Stallman, 2005/01/25
- Re: gdb emacs reporting 'Function "x_error_quitter" not defined', Eli Zaretskii, 2005/01/26
- Re: gdb emacs reporting 'Function "x_error_quitter" not defined', Nick Roberts, 2005/01/26
- Re: gdb emacs reporting 'Function "x_error_quitter" not defined', Eli Zaretskii, 2005/01/26
- Re: gdb emacs reporting 'Function "x_error_quitter" not defined',
Richard Stallman <=
- Re: gdb emacs reporting 'Function "x_error_quitter" not defined', Richard Stallman, 2005/01/26
- Re: gdb emacs reporting 'Function "x_error_quitter" not defined', Eli Zaretskii, 2005/01/26
- Re: gdb emacs reporting 'Function "x_error_quitter" not defined', Richard Stallman, 2005/01/27
- Re: gdb emacs reporting 'Function "x_error_quitter" not defined', Eli Zaretskii, 2005/01/28
- Re: gdb emacs reporting 'Function "x_error_quitter" not defined', Nick Roberts, 2005/01/26
- Re: gdb emacs reporting 'Function "x_error_quitter" not defined', Nick Roberts, 2005/01/26
- Re: gdb emacs reporting 'Function "x_error_quitter" not defined', Stefan Monnier, 2005/01/26
- Re: gdb emacs reporting 'Function "x_error_quitter" not defined' [includes PATCH], Andrew M. Scott, 2005/01/27
- Re: gdb emacs reporting 'Function "x_error_quitter" not defined' [includes PATCH], Eli Zaretskii, 2005/01/28
- Re: gdb emacs reporting 'Function "x_error_quitter" not defined' [includes PATCH], Andrew M. Scott, 2005/01/28