PR rtl-optimization/84872
commit01e68362743929f80c8098bc50ee3f6ff9359b70
authorjakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4>
Fri, 6 Apr 2018 17:28:02 +0000 (6 17:28 +0000)
committerjakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4>
Fri, 6 Apr 2018 17:28:02 +0000 (6 17:28 +0000)
tree2fbf8db3f4b3ec9b083a6e42b82d0f5d987d4f9d
parenta5a483705ee06c84bcb8fe106d4947757a061758
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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@259182 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog
gcc/cfgloopmanip.c
gcc/testsuite/ChangeLog
gcc/testsuite/gcc.dg/graphite/pr84872.c [new file with mode: 0644]