1 --- stdcxx-4.2.1/include/rw/_config-gcc.h	2008-04-24 20:23:43.000000000 -0400

     2 +++ stdcxx-4.2.1/include/rw/_config-gcc.h	2009-07-29 17:11:54.000000000 -0400

     3 @@ -154,6 +154,18 @@

     4  

     5  #ifdef _RWSTD_OS_SUNOS

     6  

     7 +// Solaris >= S10U6 on SPARC V8:

     8 +// KU 137111-01 && CR 6296770

     9 +// POSIX: pthread_mutex_t and pthread_condvar_t

    10 +// Solaris: mutex_t and condvar_t MUST be aligned on

    11 +// 8-byte boundary. 

    12 +// This is relevant on 32-bit SPARCV8 only.

    13 +// 64-bit SPARCV9 already aligns on 8-byte boundary by default.

    14 +

    15 +#  if defined(sparc) || defined(__sparc) || defined(__sparc__)

    16 +#    define _RWSTD_STRICT_SPARCV8_MUTEX_ALIGNMENT 1

    17 +#  endif // sparc || __sparc|| __sparc__

    18 +

    19       // _SOLARIS_THREADS #defined when the -threads option is used on SunOS

    20  #  if defined (_SOLARIS_THREADS) && !defined (_RWSTD_SOLARIS_THREADS)

    21  #    define _RWSTD_SOLARIS_THREADS