From 6c979aa1bf4cb88c7934cea3453802d5281f7dff Mon Sep 17 00:00:00 2001 From: Ilya Enkovich Date: Tue, 23 Sep 2014 08:26:34 +0000 Subject: [PATCH] cfgcleanup.c (try_optimize_cfg): Do not remove label with LABEL_PRESERVE_P flag set. gcc/ * cfgcleanup.c (try_optimize_cfg): Do not remove label with LABEL_PRESERVE_P flag set. From-SVN: r215498 --- gcc/ChangeLog | 5 +++++ gcc/cfgcleanup.c | 1 + 2 files changed, 6 insertions(+) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index ca76b175044..61de16aeff3 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2014-09-23 Ilya Enkovich + + * cfgcleanup.c (try_optimize_cfg): Do not remove label + with LABEL_PRESERVE_P flag set. + 2014-09-23 Alexander Ivchenko Maxim Kuznetsov Anna Tikhonova diff --git a/gcc/cfgcleanup.c b/gcc/cfgcleanup.c index a0081688753..9325ea07708 100644 --- a/gcc/cfgcleanup.c +++ b/gcc/cfgcleanup.c @@ -2701,6 +2701,7 @@ try_optimize_cfg (int mode) && (single_pred_edge (b)->flags & EDGE_FALLTHRU) && !(single_pred_edge (b)->flags & EDGE_COMPLEX) && LABEL_P (BB_HEAD (b)) + && !LABEL_PRESERVE_P (BB_HEAD (b)) /* If the previous block ends with a branch to this block, we can't delete the label. Normally this is a condjump that is yet to be simplified, but -- 2.30.2