MFC r258428, r258445

gcc: another round of merges from the gcc pre-43 branch.

Bring The following revisions from the gcc43 branch[1]:

118360, 118361, 118363, 118576, 119820,
123906, 125246, and 125721.

They all have in common that the were merged long ago
into Apple's gcc and should help improve the general
quality of the compiler and make it easier to bring
new features from Apple's gcc42.

For details please review the additions to the files:
gcc/ChangeLog.gcc43
gcc/cp/ChangeLog.gcc43 (new, adds previous revisions)

Fix crosscompilation (r258445 by andreast)
Reference:
[1] http://gcc.gnu.org/viewcvs/gcc/trunk/?pathrev=126700

Obtained from:	gcc pre4.3 (GPLv2) branch
MFC after:	3 weeks

1 files changed, 5 insertions, 1 deletions

diff --git a/contrib/gcc/doc/libgcc.texi b/contrib/gcc/doc/libgcc.texi
index f67b117..fcc55d7 100644
--- a/contrib/gcc/doc/libgcc.texi
+++ b/contrib/gcc/doc/libgcc.texi
@@ -212,6 +212,11 @@ These functions return the value zero if the number of bits set in
 These functions return the number of bits set in @var{a}.
 @end deftypefn
 
+@deftypefn {Runtime Function} int32_t __bswapsi2 (int32_t @var{a})
+@deftypefnx {Runtime Function} int64_t __bswapdi2 (int64_t @var{a})
+These functions return the @var{a} byteswapped.
+@end deftypefn
+
 @node Soft float library routines
 @section Routines for floating point emulation
 @cindex soft float library
@@ -728,4 +733,3 @@ document me!
 @deftypefn {Runtime Function} void __clear_cache (char *@var{beg}, char *@var{end})
 This function clears the instruction cache between @var{beg} and @var{end}.
 @end deftypefn
-