From 935ff7f148bd646e0538b8710627d45a154db6a1 Mon Sep 17 00:00:00 2001
From: Simonas Kazlauskas <git@kazlauskas.me>
Date: Wed, 14 Jun 2017 18:41:30 +0300
Subject: [PATCH] Remove alloc_zeroed optimisation

It causes some weird UB-ey interaction in rustc_data_structures
---
 lib/Analysis/MemoryBuiltins.cpp | 1 -
 1 file changed, 1 deletion(-)

diff --git a/lib/Analysis/MemoryBuiltins.cpp b/lib/Analysis/MemoryBuiltins.cpp
index 8c796cdfe7ee..1c991d2e4184 100644
--- a/lib/Analysis/MemoryBuiltins.cpp
+++ b/lib/Analysis/MemoryBuiltins.cpp
@@ -76,7 +76,6 @@ static const std::pair<LibFunc::Func, AllocFnsTy> AllocationFnData[] = {
   {LibFunc::strndup,             {StrDupLike,  2, 1,  -1}},
 
   {LibFunc::rust_allocate,       {MallocLike,  2, 0,  -1}},
-  {LibFunc::rust_allocate_zeroed, {MallocLike,  2, 0,  -1}},
   {LibFunc::rust_reallocate,     {ReallocLike,  4, 2,  -1}},
   // TODO: Handle "int posix_memalign(void **, size_t, size_t)"
 };