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Make the compiler work-around more specific

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Manuel Pégourié-Gonnard 2014-03-14 18:23:26 +01:00
parent 3947d04b24
commit 2eea29238c
1 changed files with 9 additions and 6 deletions
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15
library/bignum.c
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@ -1233,13 +1233,16 @@ int mpi_div_mpi( mpi *Q, mpi *R, const mpi *A, const mpi *B )
else
{
/*
* The version of Clang shipped by Apple with Mavericks can't
* handle 128-bit division properly. Disable 128-bits division
* for Clang on Apple for now, while waiting for more input on the
* exact version(s) affected and their identification macros.
* The version of Clang shipped by Apple with Mavericks around
* 2014-03 can't handle 128-bit division properly. Disable
* 128-bits division for this version. Let's be optimistic and
* assume it'll be fixed in the next minor version (next
* patchlevel is probably a bit too optimistic).
*/
#if defined(POLARSSL_HAVE_UDBL) && \
! ( defined(__x86_64__) && defined(__clang__) && defined(__APPLE__) )
#if defined(POLARSSL_HAVE_UDBL) && \
! ( defined(__x86_64__) && defined(__APPLE__) && \
defined(__clang_major__) && __clang_major__ == 5 && \
defined(__clang_minor__) && __clang_minor__ == 0 )
t_udbl r;
r = (t_udbl) X.p[i] << biL;