Many hyperlinks are disabled.
Use anonymous login
to enable hyperlinks.
Overview
Comment: | Back out check-in (5108). The original isnan() implementation is preferred. Ticket #3101 and #3060. (CVS 5109) |
---|---|
Downloads: | Tarball | ZIP archive |
Timelines: | family | ancestors | descendants | both | trunk |
Files: | files | file ages | folders |
SHA1: |
2349ae75dfdd626ed97db99ac6de4bdc |
User & Date: | drh 2008-05-09 13:47:59.000 |
Context
2008-05-09
| ||
14:17 | Fix the ALTER TABLE RENAME algorithm so that it is not confused by comments in the CREATE TABLE statement. Ticket #3102. (CVS 5110) (check-in: ab18b4e759 user: drh tags: trunk) | |
13:47 | Back out check-in (5108). The original isnan() implementation is preferred. Ticket #3101 and #3060. (CVS 5109) (check-in: 2349ae75df user: drh tags: trunk) | |
03:07 | Change the implementation of sqlite3IsNaN() so that it works even if compiled using -ffinite-math-only. Tickets #3101 and #3060. (CVS 5108) (check-in: 19ee2b3324 user: drh tags: trunk) | |
Changes
Changes to src/util.c.
︙ | ︙ | |||
10 11 12 13 14 15 16 | ** ************************************************************************* ** Utility functions used throughout sqlite. ** ** This file contains functions for allocating memory, comparing ** strings, and stuff like that. ** | | | | > > > > > > > < < < < < < < < < | 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 | ** ************************************************************************* ** Utility functions used throughout sqlite. ** ** This file contains functions for allocating memory, comparing ** strings, and stuff like that. ** ** $Id: util.c,v 1.227 2008/05/09 13:47:59 drh Exp $ */ #include "sqliteInt.h" #include <stdarg.h> #include <ctype.h> /* ** Return true if the floating point value is Not a Number. */ int sqlite3IsNaN(double x){ /* This NaN test sometimes fails if compiled on GCC with -ffast-math. ** On the other hand, the use of -ffast-math comes with the following ** warning: ** ** This option [-ffast-math] should never be turned on by any ** -O option since it can result in incorrect output for programs ** which depend on an exact implementation of IEEE or ISO ** rules/specifications for math functions. */ volatile double y = x; return x!=y; } /* ** Set the most recent error code and error string for the sqlite ** handle "db". The error code is set to "err_code". ** ** If it is not NULL, string zFormat specifies the format of the |
︙ | ︙ |