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Add SQLITE_DISABLE_INTRINSIC define to disable use of intrinsic functions (e.g. for certain older compilers and/or platforms).

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FossilOrigin-Name: f0075d735a76ce326619b6ba7f0d556e492f1c41
This commit is contained in:
mistachkin
2015-07-29 21:47:39 +00:00
parent 36c25f7686
commit 60e0807801
5 changed files with 29 additions and 22 deletions
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19
src/sqliteInt.h
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@@ -187,15 +187,18 @@
/*
** Make sure that the compiler intrinsics we desire are enabled when
** compiling with an appropriate version of MSVC.
** compiling with an appropriate version of MSVC unless prevented by
** the SQLITE_DISABLE_INTRINSIC define.
*/
#if defined(_MSC_VER) && _MSC_VER>=1300
# if !defined(_WIN32_WCE)
# include <intrin.h>
# pragma intrinsic(_byteswap_ushort)
# pragma intrinsic(_byteswap_ulong)
# else
# include <cmnintrin.h>
#if !defined(SQLITE_DISABLE_INTRINSIC)
# if defined(_MSC_VER) && _MSC_VER>=1300
# if !defined(_WIN32_WCE)
# include <intrin.h>
# pragma intrinsic(_byteswap_ushort)
# pragma intrinsic(_byteswap_ulong)
# else
# include <cmnintrin.h>
# endif
# endif
#endif