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Fix undeclared identifiers '_tzcnt_u32' and '__blsr_u32' under Clang (Issue 205)

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Jeffrey Walton 2016-06-26 06:28:07 -04:00
parent 5b96c03ecb
commit 7d02a3c74d
1 changed files with 7 additions and 0 deletions
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7
misc.h
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@ -1,3 +1,4 @@
// misc.h - written and placed in the public domain by Wei Dai // misc.h - written and placed in the public domain by Wei Dai
//! \file misc.h //! \file misc.h
@ -61,6 +62,12 @@
#if defined(__GNUC__) && defined(__BMI__) #if defined(__GNUC__) && defined(__BMI__)
# include <immintrin.h> # include <immintrin.h>
# if defined(__clang__)
# define _tzcnt_u32(x) __tzcnt_u32(x)
# define _tzcnt_u64(x) __tzcnt_u64(x)
# define _blsr_u32(x) __blsr_u32(x)
# define _blsr_u64(x) __blsr_u64(x)
# endif
#endif #endif
#endif // CRYPTOPP_DOXYGEN_PROCESSING #endif // CRYPTOPP_DOXYGEN_PROCESSING