From 02cf187555fc7a8034b1f98a1bff5d01e3411014 Mon Sep 17 00:00:00 2001
From: atdt <atdt@google.com>
Date: Thu, 4 Apr 2019 08:17:45 -0700
Subject: [PATCH] Remove MSan exemption for _bzhi_u32, since LLVM now handles
 it correctly.

This cleans up a TODO from cl/225463783 and cl/225655713.

PiperOrigin-RevId: 241933185
---
 snappy.cc | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/snappy.cc b/snappy.cc
index 2d9436d..b78cd12 100644
--- a/snappy.cc
+++ b/snappy.cc
@@ -718,9 +718,7 @@ static inline void Report(const char *algorithm, size_t compressed_size,
 static inline uint32 ExtractLowBytes(uint32 v, int n) {
   assert(n >= 0);
   assert(n <= 4);
-  // TODO(b/121042345): Remove !defined(MEMORY_SANITIZER) once MSan
-  // handles _bzhi_u32() correctly.
-#if SNAPPY_HAVE_BMI2 && !defined(MEMORY_SANITIZER)
+#if SNAPPY_HAVE_BMI2
   return _bzhi_u32(v, 8 * n);
 #else
   // This needs to be wider than uint32 otherwise `mask << 32` will be