From: Richard Stallman <rms@gnu.org>
Date: Sat, 25 Apr 1992 02:07:13 +0000 (+0000)
Subject: *** empty log message ***
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=8d9e73ccd66c4d5c628a323c13e37867d161fbec;p=gcc.git

*** empty log message ***

From-SVN: r833
---

diff --git a/gcc/optabs.c b/gcc/optabs.c
index 7640c4f2d62..52a24893de0 100644
--- a/gcc/optabs.c
+++ b/gcc/optabs.c
@@ -1354,8 +1354,9 @@ emit_libcall_block (insns, target, result, equiv)
 
       if (set != 0 && GET_CODE (SET_DEST (set)) == REG
 	  && REGNO (SET_DEST (set)) >= FIRST_PSEUDO_REGISTER
-	  && ! reg_mentioned_p (SET_DEST (set), PATTERN (insns))
-	  && ! reg_used_between_p (SET_DEST (set), insns, insn))
+	  && (insn == insns
+	      || (! reg_mentioned_p (SET_DEST (set), PATTERN (insns))
+		  && ! reg_used_between_p (SET_DEST (set), insns, insn))))
 	{
 	  if (PREV_INSN (insn))
 	    NEXT_INSN (PREV_INSN (insn)) = next;