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One line change onto r272731 

PR target/62147
    * gcc/loop-iv.c (find_simple_exit)

-  if (single_exit (loop) && finite_loop_p (loop))
+  if (desc->infinite && single_exit (loop) && finite_loop_p (loop))

From-SVN: r272732
This commit is contained in:
Kewen Lin 2019-06-27 05:33:15 +00:00
parent ce3ad45c3c
commit b5b31291bd
1 changed files with 1 additions and 1 deletions
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2
gcc/loop-iv.c
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@ -3004,7 +3004,7 @@ find_simple_exit (struct loop *loop, struct niter_desc *desc)
well. It results in incorrect predicate information on the exit condition
expression. For example, if says [(int) _1 + -8, + , -8] != 0 finite,
it means _1 can exactly divide -8. */
if (single_exit (loop) && finite_loop_p (loop))
if (desc->infinite && single_exit (loop) && finite_loop_p (loop))
{
desc->infinite = NULL_RTX;
if (dump_file)