From: David S. Miller <davem@redhat.com>
Date: Thu, 27 Apr 2000 04:26:08 +0000 (-0700)
Subject: http://gcc.gnu.org/ml/gcc-patches/2000-04/msg01057.html
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=9485c46e30b039a08cff3df05f9bf6c61f14ce12;p=gcc.git

gcc.gnu.org/ml/gcc-patches/2000-04/msg01057.html

From-SVN: r33457
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index e348a88b197..accca6f25ac 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2000-04-26  David S. Miller  <davem@redhat.com>
+
+	* optabs.c (emit_libcall_block): Verify insns with INSN_P before
+	taking a PATTERN of it.
+
 2000-04-26  <NeilB@earthling.net>
 
 	* cpplex.c (spell_other, spell_char): Remove.
diff --git a/gcc/optabs.c b/gcc/optabs.c
index 304eb7400d2..2004f6afd0f 100644
--- a/gcc/optabs.c
+++ b/gcc/optabs.c
@@ -2789,7 +2789,8 @@ emit_libcall_block (insns, target, result, equiv)
       if (set != 0 && GET_CODE (SET_DEST (set)) == REG
 	  && REGNO (SET_DEST (set)) >= FIRST_PSEUDO_REGISTER
 	  && (insn == insns
-	      || (! reg_mentioned_p (SET_DEST (set), PATTERN (insns))
+	      || ((! INSN_P(insns)
+		   || ! reg_mentioned_p (SET_DEST (set), PATTERN (insns)))
 		  && ! reg_used_between_p (SET_DEST (set), insns, insn)
 		  && ! modified_in_p (SET_SRC (set), insns)
 		  && ! modified_between_p (SET_SRC (set), insns, insn))))