From 0782cd717f3e48c2f3a5c84a6ad7a7bc6beef1f5 Mon Sep 17 00:00:00 2001
From: Richard Kenner <kenner@gcc.gnu.org>
Date: Sun, 2 Aug 1992 21:43:53 -0400
Subject: [PATCH] (jump_optimize): When replacing jumps with logical
 expressions, use preserve_subexpressions_p.

From-SVN: r1757
---
 gcc/jump.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/gcc/jump.c b/gcc/jump.c
index 9fb7bff6789..cbef1859317 100644
--- a/gcc/jump.c
+++ b/gcc/jump.c
@@ -951,6 +951,7 @@ jump_optimize (f, cross_jump, noop_moves, after_regscan)
 		  else if (normalizep != 1)
 		    target = expand_and (uval, target,
 					 (GET_CODE (target) == REG
+					  && ! preserve_subexpressions_p ()
 					  ? target : NULL_RTX));
 		  
 		  seq = gen_sequence ();
-- 
2.30.2