From: Nick Terrell <terrelln@fb.com>
Date: Wed, 12 Sep 2018 17:35:16 +0000 (-0700)
Subject: [libzstd] Fix cpu for MSFT ARM
X-Git-Tag: v0.0.29~15^2~1
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1e0bac6a9c2dcb340e7e80acce67ec67f53fd1c5;p=thirdparty%2Fzstd.git

[libzstd] Fix cpu for MSFT ARM

The `__cpuid()` and `__cpuidex()` intrinsics are only available
on x86 and x86_64.
---

diff --git a/lib/common/cpu.h b/lib/common/cpu.h
index 88e0ebf44..957f3e508 100644
--- a/lib/common/cpu.h
+++ b/lib/common/cpu.h
@@ -36,7 +36,7 @@ MEM_STATIC ZSTD_cpuid_t ZSTD_cpuid(void) {
     U32 f1d = 0;
     U32 f7b = 0;
     U32 f7c = 0;
-#ifdef _MSC_VER
+#if defined(_MSC_VER) && defined(_M_X64)
     int reg[4];
     __cpuid((int*)reg, 0);
     {