From: rsandifo <rsandifo@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Sun, 11 Jan 2004 10:22:29 +0000 (+0000)
Subject: 	PR optimization/13469
X-Git-Tag: upstream/4.9.2~74136
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=389f8841112b1d270ceca24746d94e3b21026455;p=platform%2Fupstream%2Flinaro-gcc.git

	PR optimization/13469
	* toplev.c (rest_of_compilation): Call purge_all_dead_edges after
	reload_cse_regs (-fnon-call-exceptions only).


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@75669 138bc75d-0d04-0410-961f-82ee72b054a4
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 0f1a8f5..aa363b4 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2004-01-11  Richard Sandiford  <rsandifo@redhat.com>
+
+	PR optimization/13469
+	* toplev.c (rest_of_compilation): Call purge_all_dead_edges after
+	reload_cse_regs (-fnon-call-exceptions only).
+
 2004-01-11  Kazu Hirata  <kazu@cs.umass.edu>
 
 	* config/mcore/lib1.asm: Fix comment formatting.
diff --git a/gcc/toplev.c b/gcc/toplev.c
index 0f6ca26..4781939 100644
--- a/gcc/toplev.c
+++ b/gcc/toplev.c
@@ -3388,6 +3388,10 @@ rest_of_compilation (tree decl)
     {
       timevar_push (TV_RELOAD_CSE_REGS);
       reload_cse_regs (insns);
+      /* reload_cse_regs can eliminate potentially-trapping MEMs.
+	 Remove any EH edges associated with them.  */
+      if (flag_non_call_exceptions)
+	purge_all_dead_edges (0);
       timevar_pop (TV_RELOAD_CSE_REGS);
     }