From 0dcbc6dd8e6bc57a27d5b1cdbd8447a2f5a618b2 Mon Sep 17 00:00:00 2001 From: Richard Biener Date: Tue, 12 Feb 2019 09:29:39 +0000 Subject: re PR tree-optimization/89253 (ICE in split_loop, at tree-ssa-loop-split.c:566) 2019-02-12 Richard Biener PR tree-optimization/89253 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can duplicate the loop. * gfortran.dg/pr89253.f: New testcase. From-SVN: r268790 --- gcc/tree-ssa-loop-split.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'gcc/tree-ssa-loop-split.c') diff --git a/gcc/tree-ssa-loop-split.c b/gcc/tree-ssa-loop-split.c index 9b9d01a..999c9a3 100644 --- a/gcc/tree-ssa-loop-split.c +++ b/gcc/tree-ssa-loop-split.c @@ -649,7 +649,8 @@ tree_ssa_split_loops (void) false, true) && niter.cmp != ERROR_MARK /* We can't yet handle loops controlled by a != predicate. */ - && niter.cmp != NE_EXPR) + && niter.cmp != NE_EXPR + && can_duplicate_loop_p (loop)) { if (split_loop (loop, &niter)) { -- cgit v1.1