From a5206f5e4c3210b5ad706d23ca75210970ca0369 Mon Sep 17 00:00:00 2001
From: Chris Peterson <cpeterson@mozilla.com>
Date: Thu, 18 Apr 2013 19:12:06 -0700
Subject: [PATCH] Bug 863804 - Fix -Wsign-compare warning in
 MacroAssemblerARM::transferMultipleByRunsImpl(). r=dvander

---
 js/src/ion/arm/MacroAssembler-arm.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/js/src/ion/arm/MacroAssembler-arm.h b/js/src/ion/arm/MacroAssembler-arm.h
index 1b8d4bb8882c..cbd46d0c1c87 100644
--- a/js/src/ion/arm/MacroAssembler-arm.h
+++ b/js/src/ion/arm/MacroAssembler-arm.h
@@ -371,6 +371,8 @@ private:
     transferMultipleByRunsImpl(FloatRegisterSet set, LoadStore ls,
                                Register rm, DTMMode mode, int32_t sign)
     {
+        JS_ASSERT(sign == 1 || sign == -1);
+
         int32_t delta = sign * sizeof(double);
         int32_t offset = 0;
         RegisterIterator iter(set);
@@ -384,7 +386,7 @@ private:
             finishFloatTransfer();
         }
 
-        JS_ASSERT(offset == set.size() * sizeof(double) * sign);
+        JS_ASSERT(offset == static_cast<int32_t>(set.size() * sizeof(double)) * sign);
         return offset;
     }
 };