Fix macro for int128 detection (refs #8790)

git-svn-id: http://svn.boost.org/svn/boost/trunk@84965 b8fc166d-592f-0410-95f2-cb63ce0dd405
Chrono: Complete #7868.

git-svn-id: http://svn.boost.org/svn/boost/trunk@84967 b8fc166d-592f-0410-95f2-cb63ce0dd405
CircularBuffer: manage with #5362, #7025, #7050.

git-svn-id: http://svn.boost.org/svn/boost/trunk@84971 b8fc166d-592f-0410-95f2-cb63ce0dd405
Reorganise bit scanning code.
Add tests for msb function.

git-svn-id: http://svn.boost.org/svn/boost/trunk@84972 b8fc166d-592f-0410-95f2-cb63ce0dd405
Chrono: Manage with more time_point io format flags and tests.

git-svn-id: http://svn.boost.org/svn/boost/trunk@84973 b8fc166d-592f-0410-95f2-cb63ce0dd405
enable intrinsics for more compilers

git-svn-id: http://svn.boost.org/svn/boost/trunk@84975 b8fc166d-592f-0410-95f2-cb63ce0dd405
Changed to use adjacency_list for temporary graph, avoiding ADL issues with vector_as_graph; fixes #8791

git-svn-id: http://svn.boost.org/svn/boost/trunk@84976 b8fc166d-592f-0410-95f2-cb63ce0dd405
Thread: fix issue with continuation's future parameter which must taken by value.

git-svn-id: http://svn.boost.org/svn/boost/trunk@84978 b8fc166d-592f-0410-95f2-cb63ce0dd405
Thread: fix issue with continuation's future parameter which must taken by value.

git-svn-id: http://svn.boost.org/svn/boost/trunk@84979 b8fc166d-592f-0410-95f2-cb63ce0dd405
Thread: update doc for latches, future continuations.

git-svn-id: http://svn.boost.org/svn/boost/trunk@84980 b8fc166d-592f-0410-95f2-cb63ce0dd405