--- stdcxx-4.2.1/src/ios.cpp 2008-04-24 20:25:19.000000000 -0400

+++ stdcxx-4.2.1/src/ios.cpp 2009-07-29 17:22:37.000000000 -0400

@@ -42,9 +42,18 @@

_RWSTD_NAMESPACE (__rw) {

+#if defined(_RWSTD_STRICT_SPARCV8_MUTEX_ALIGNMENT)

+# pragma align 8(__rw_std_streams)

+# pragma pack(8)

+#endif

+

// array of pointers to the 8 standard iostream objects

_RWSTD_EXPORT const void* __rw_std_streams [8];

+#if defined(_RWSTD_STRICT_SPARCV8_MUTEX_ALIGNMENT)

+# pragma pack(0)

+#endif

+

} // namespace __rw

@@ -65,6 +74,10 @@

ios_base::~ios_base()

{

+#if defined(_RWSTD_STRICT_SPARCV8_MUTEX_ALIGNMENT)

+# pragma pack(8)

+# pragma align 8(U)

+#endif

// verify that _C_usr_data is a POD (i.e., has no user-defined ctor)

// necessary in order for the C_std_usr_data array defined above to

// not be overwritten during dynamic initialization

@@ -72,6 +85,10 @@

ios_base::_C_usr_data dummy;

};

+#if defined(_RWSTD_STRICT_SPARCV8_MUTEX_ALIGNMENT)

+# pragma pack(0)

+#endif

+

// MT guard or reentrancy not necessary in a dtor

if (_C_usr) {