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Overview
| Comment: | Disable the likely() and unlikely() macros as they do not work some older versions of GCC. (CVS 4754) |
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| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
e01f9ed9450d3e23fc052e1b779c7a19 |
| User & Date: | drh 2008-01-30 16:14:23 |
Context
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2008-01-30
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| 16:16 | Improvements to the API documentation found in comments in the sqlite.h.in source file. (CVS 4755) check-in: 0b8b5c2e user: drh tags: trunk | |
| 16:14 | Disable the likely() and unlikely() macros as they do not work some older versions of GCC. (CVS 4754) check-in: e01f9ed9 user: drh tags: trunk | |
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2008-01-28
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| 22:09 | Committed changes for ticket #2909 (CVS 4753) check-in: 29ce204d user: aswift tags: trunk | |
Changes
Changes to src/sqliteInt.h.
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** May you do good and not evil. ** May you find forgiveness for yourself and forgive others. ** May you share freely, never taking more than you give. ** ************************************************************************* ** Internal interface definitions for SQLite. ** ** @(#) $Id: sqliteInt.h,v 1.657 2008/01/28 22:09:24 aswift Exp $ */ #ifndef _SQLITEINT_H_ #define _SQLITEINT_H_ /* ** The macro unlikely() is a hint that surrounds a boolean ** expression that is usually false. Macro likely() surrounds ** a boolean expression that is usually true. GCC is able to ** use these hints to generate better code, sometimes. */ #if defined(__GNUC__) # define likely(X) __builtin_expect((X),1) # define unlikely(X) __builtin_expect((X),0) #else # define likely(X) !!(X) # define unlikely(X) !!(X) #endif |
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** May you do good and not evil. ** May you find forgiveness for yourself and forgive others. ** May you share freely, never taking more than you give. ** ************************************************************************* ** Internal interface definitions for SQLite. ** ** @(#) $Id: sqliteInt.h,v 1.658 2008/01/30 16:14:23 drh Exp $ */ #ifndef _SQLITEINT_H_ #define _SQLITEINT_H_ /* ** The macro unlikely() is a hint that surrounds a boolean ** expression that is usually false. Macro likely() surrounds ** a boolean expression that is usually true. GCC is able to ** use these hints to generate better code, sometimes. */ #if defined(__GNUC__) && 0 # define likely(X) __builtin_expect((X),1) # define unlikely(X) __builtin_expect((X),0) #else # define likely(X) !!(X) # define unlikely(X) !!(X) #endif |