From: Julian Seward <jseward@acm.org>
Date: Mon, 21 Mar 2016 19:29:20 +0000 (+0000)
Subject: Make isZeroU handle the V256 case.  Fixes #356393.
X-Git-Tag: svn/VALGRIND_3_12_0^2~53
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=433fcf961ef273ef40bb2a4f2c61b5c54df701d8;p=thirdparty%2Fvalgrind.git

Make isZeroU handle the V256 case.  Fixes #356393.


git-svn-id: svn://svn.valgrind.org/vex/trunk@3213
---

diff --git a/VEX/priv/ir_opt.c b/VEX/priv/ir_opt.c
index 7a7246a345..4266823f18 100644
--- a/VEX/priv/ir_opt.c
+++ b/VEX/priv/ir_opt.c
@@ -1223,6 +1223,7 @@ static Bool isZeroU ( IRExpr* e )
       case Ico_U16:   return toBool( e->Iex.Const.con->Ico.U16 == 0);
       case Ico_U32:   return toBool( e->Iex.Const.con->Ico.U32 == 0);
       case Ico_U64:   return toBool( e->Iex.Const.con->Ico.U64 == 0);
+      case Ico_V256:  return toBool( e->Iex.Const.con->Ico.V256 == 0x00000000);
       default: vpanic("isZeroU");
    }
 }