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mirror of https://frontier.innolan.net/rainlance/c-ares.git synced 2025-10-06 03:19:37 +00:00

warnings: fix some 'conversion may lose significant bits' compiler warnings

This commit is contained in:
Yang Tse
2011-08-20 23:05:14 +02:00
parent 34d5d76969
commit 14eb79f660
6 changed files with 66 additions and 8 deletions

View File

@ -39,6 +39,19 @@
#include "ares_nowarn.h"
#if (SIZEOF_SHORT == 2)
# define CARES_MASK_SSHORT 0x7FFF
# define CARES_MASK_USHORT 0xFFFF
#elif (SIZEOF_SHORT == 4)
# define CARES_MASK_SSHORT 0x7FFFFFFF
# define CARES_MASK_USHORT 0xFFFFFFFF
#elif (SIZEOF_SHORT == 8)
# define CARES_MASK_SSHORT 0x7FFFFFFFFFFFFFFF
# define CARES_MASK_USHORT 0xFFFFFFFFFFFFFFFF
#else
# error "SIZEOF_SHORT not defined"
#endif
#if (SIZEOF_INT == 2)
# define CARES_MASK_SINT 0x7FFF
# define CARES_MASK_UINT 0xFFFF
@ -71,6 +84,43 @@ int aresx_uztosi(size_t uznum)
#endif
}
/*
** unsigned size_t to signed short
*/
short aresx_uztoss(size_t uznum)
{
#ifdef __INTEL_COMPILER
# pragma warning(push)
# pragma warning(disable:810) /* conversion may lose significant bits */
#endif
return (short)(uznum & (size_t) CARES_MASK_SSHORT);
#ifdef __INTEL_COMPILER
# pragma warning(pop)
#endif
}
/*
** signed int to signed short
*/
short aresx_sitoss(int sinum)
{
#ifdef __INTEL_COMPILER
# pragma warning(push)
# pragma warning(disable:810) /* conversion may lose significant bits */
#endif
DEBUGASSERT(sinum >= 0);
return (short)(sinum & (int) CARES_MASK_SSHORT);
#ifdef __INTEL_COMPILER
# pragma warning(pop)
#endif
}
/*
** signed long to signed int
*/