Patch 7.3.1171
Problem: Check for digits and ascii letters can be faster.
Solution: Use a trick with one comparison. (Dominique Pelle)
Files: src/macros.h
*** ../vim-7.3.1170/src/macros.h 2013-06-08 18:19:40.000000000 +0200
--- src/macros.h 2013-06-12 14:03:00.000000000 +0200
***************
*** 109,123 ****
#else
# define ASCII_ISALPHA(c) ((c) < 0x7f && isalpha(c))
# define ASCII_ISALNUM(c) ((c) < 0x7f && isalnum(c))
! # define ASCII_ISLOWER(c) ((c) < 0x7f && islower(c))
! # define ASCII_ISUPPER(c) ((c) < 0x7f && isupper(c))
#endif
/* Use our own isdigit() replacement, because on MS-Windows isdigit() returns
* non-zero for superscript 1. Also avoids that isdigit() crashes for numbers
! * below 0 and above 255. For complicated arguments and in/decrement use
! * vim_isdigit() instead. */
! #define VIM_ISDIGIT(c) ((c) >= '0' && (c) <= '9')
/* macro version of chartab().
* Only works with values 0-255!
--- 109,122 ----
#else
# define ASCII_ISALPHA(c) ((c) < 0x7f && isalpha(c))
# define ASCII_ISALNUM(c) ((c) < 0x7f && isalnum(c))
! # define ASCII_ISLOWER(c) ((unsigned)(c) - 'a' < 26)
! # define ASCII_ISUPPER(c) ((unsigned)(c) - 'A' < 26)
#endif
/* Use our own isdigit() replacement, because on MS-Windows isdigit() returns
* non-zero for superscript 1. Also avoids that isdigit() crashes for numbers
! * below 0 and above 255. */
! #define VIM_ISDIGIT(c) ((unsigned)(c) - '0' < 10)
/* macro version of chartab().
* Only works with values 0-255!
*** ../vim-7.3.1170/src/version.c 2013-06-12 13:37:36.000000000 +0200
--- src/version.c 2013-06-12 14:09:00.000000000 +0200
***************
*** 730,731 ****
--- 730,733 ----
{ /* Add new patch number below this line */
+ /**/
+ 1171,
/**/
--
hundred-and-one symptoms of being an internet addict:
167. You have more than 200 websites bookmarked.
/// Bram Moolenaar -- [email protected] -- http://www.Moolenaar.net \\\
/// sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\
\\\ an exciting new programming language -- http://www.Zimbu.org ///
\\\ help me help AIDS victims -- http://ICCF-Holland.org ///
--
--
You received this message from the "vim_dev" maillist.
Do not top-post! Type your reply below the text you are replying to.
For more information, visit http://www.vim.org/maillist.php
---
You received this message because you are subscribed to the Google Groups
"vim_dev" group.
To unsubscribe from this group and stop receiving emails from it, send an email
to [email protected].
For more options, visit https://groups.google.com/groups/opt_out.
