From: Zdenek Dvorak <dvorakz@suse.cz>
Date: Mon, 11 Dec 2006 21:29:44 +0000 (+0100)
Subject: re PR rtl-optimization/30113 (ICE in trunc_int_for_mode)
X-Git-Tag: releases/gcc-4.3.0~8021
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=d45388291382c29d4c7c7ce8a9b130499ffedd9c;p=thirdparty%2Fgcc.git

re PR rtl-optimization/30113 (ICE in trunc_int_for_mode)

	PR rtl-optimization/30113
	* loop-iv.c (implies_p): Require the mode of the operands to be
	scalar.

From-SVN: r119748
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index f01ef1077879..2a0d0bb8bf7f 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2006-12-11  Zdenek Dvorak <dvorakz@suse.cz>
+
+	PR rtl-optimization/30113
+	* loop-iv.c (implies_p): Require the mode of the operands to be
+	scalar.
+
 2006-12-11  Diego Novillo  <dnovillo@redhat.com>
 
 	* tree-ssa-operands.h (create_ssa_artificial_load_stmt):
diff --git a/gcc/loop-iv.c b/gcc/loop-iv.c
index e234fd93b799..fcf4a2525af5 100644
--- a/gcc/loop-iv.c
+++ b/gcc/loop-iv.c
@@ -1490,7 +1490,7 @@ implies_p (rtx a, rtx b)
 	    mode = VOIDmode;
 	}
 
-      if (mode != VOIDmode
+      if (SCALAR_INT_MODE_P (mode)
 	  && rtx_equal_p (op1, opb1)
 	  && simplify_gen_binary (MINUS, mode, opb0, op0) == const1_rtx)
 	return true;