K 10
svn:author
V 6
gerald
K 8
svn:date
V 27
2019-11-27T10:41:53.351995Z
K 7
svn:log
V 313
Update to the 20191123 snapshot of GCC 9.2.1.

This addresses a build failure on powerpc ("error: integer constant is
too large for 'long' type"). [1]

It also brings three improvements for both the tree optimizers and middle
end, plus one each for i386 and powerpc, and several on the C++ side.

PR:		241125 [1]

END