From: Martin Liska <mliska@suse.cz>
Date: Mon, 30 Nov 2020 10:10:28 +0000 (+0100)
Subject: gimple ISEL: fix BB stmt iteration
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=5877c544c18259e6f8a07ec99e22bbfe8c6d64a6;p=gcc.git

gimple ISEL: fix BB stmt iteration

gcc/ChangeLog:

	PR tree-optimization/98066
	* gimple-isel.cc (gimple_expand_vec_exprs): Return when
	gimple_expand_vec_exprs replaces last stmt.
---

diff --git a/gcc/gimple-isel.cc b/gcc/gimple-isel.cc
index 048b407bd11..d79c212748f 100644
--- a/gcc/gimple-isel.cc
+++ b/gcc/gimple-isel.cc
@@ -273,6 +273,8 @@ gimple_expand_vec_exprs (void)
 	    }
 
 	  gimple_expand_vec_set_expr (&gsi);
+	  if (gsi_end_p (gsi))
+	    break;
 	}
     }