From 5be9835d4abfb8423d110eba99e8139b0a1dc3d9 Mon Sep 17 00:00:00 2001
From: Luke Wagner <luke@mozilla.com>
Date: Wed, 13 Mar 2013 20:59:51 -0700
Subject: [PATCH] Bug 850548 - fix ion::StackAlignment value on non-GNU
 (r=dvander)

--HG--
extra : rebase_source : 424e4aa6cdd104b0c7f47b9c6495f45c770d155f
---
 js/src/ion/x86/Assembler-x86.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/js/src/ion/x86/Assembler-x86.h b/js/src/ion/x86/Assembler-x86.h
index be1ca9f0d0c3..48f9fade06a5 100644
--- a/js/src/ion/x86/Assembler-x86.h
+++ b/js/src/ion/x86/Assembler-x86.h
@@ -66,7 +66,11 @@ static const Register PreBarrierReg = edx;
 
 // GCC stack is aligned on 16 bytes, but we don't maintain the invariant in
 // jitted code.
+#if defined(__GNUC__)
 static const uint32_t StackAlignment = 16;
+#else
+static const uint32_t StackAlignment = 4;
+#endif
 static const bool StackKeptAligned = false;
 
 struct ImmTag : public Imm32