r259182 - in /trunk/gcc: ChangeLog cfgloopmanip...

[jakub@gcc.gnu.org]

Author: jakub
Date: Fri Apr  6 17:28:02 2018
New Revision: 259182

URL: https://gcc.gnu.org/viewcvs?rev=259182&root=gcc&view=rev
Log:
	PR rtl-optimization/84872
	* cfgloopmanip.c (create_preheader): Use make_forwarder_block even if
	nentry == 1 when CP_FALLTHRU_PREHEADERS and single_entry is
	EDGE_CROSSING edge.

	* gcc.dg/graphite/pr84872.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/graphite/pr84872.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/cfgloopmanip.c
    trunk/gcc/testsuite/ChangeLog