From: Eric Botcazou <ebotcazou@adacore.com>
Date: Tue, 2 Jul 2019 11:10:59 +0000 (+0000)
Subject: * cfgrtl.c (commit_edge_insertions): Rebuild jump labels chain.
X-Git-Tag: misc/cutover-git~4411
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=fe51b129500370ad5818e6dc7a2439f53796f59e;p=thirdparty%2Fgcc.git

* cfgrtl.c (commit_edge_insertions): Rebuild jump labels chain.

From-SVN: r272930
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index c206ab6e839c..b8f7bab20045 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -4,7 +4,7 @@
 	to be inserted on single successor edge of the entry block.  Then call
 	commit_edge_insertions instead of inserting the instructions manually.
 	* cfgrtl.c (commit_edge_insertions): Do not verify flow info during
-	RTL expansion.
+	RTL expansion and rebuild jump labels chain.
 
 2019-07-02  Richard Biener  <rguenther@suse.de>
 
diff --git a/gcc/cfgrtl.c b/gcc/cfgrtl.c
index fb0350daa97a..4853ce4713de 100644
--- a/gcc/cfgrtl.c
+++ b/gcc/cfgrtl.c
@@ -2116,7 +2116,11 @@ commit_edge_insertions (void)
 
       FOR_EACH_EDGE (e, ei, bb->succs)
 	if (e->insns.r)
-	  commit_one_edge_insertion (e);
+	  {
+	    if (currently_expanding_to_rtl)
+	      rebuild_jump_labels_chain (e->insns.r);
+	    commit_one_edge_insertion (e);
+	  }
     }
 }