From: Bill Wendling <isanbard@gmail.com>
Date: Mon, 4 Aug 2014 04:28:05 +0000 (+0000)
Subject: Merging r213896:
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=ed44a9d5675417975658bba3a1bb2d2439733add;p=llvm

Merging r213896:
------------------------------------------------------------------------
r213896 | compnerd | 2014-07-24 15:09:06 -0700 (Thu, 24 Jul 2014) | 6 lines

Target: invert condition for Windows

The Microsoft ABI and MSVCRT are considered the canonical C runtime and ABI.
The long double routines are not part of this environment.  However, cygwin and
MinGW both provide supplementary implementations.  Change the condition to
reflect this reality.
------------------------------------------------------------------------


git-svn-id: https://llvm.org/svn/llvm-project/llvm/branches/release_35@214687 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Target/TargetLibraryInfo.cpp b/lib/Target/TargetLibraryInfo.cpp
index 6ff7441bbd3..616ff906730 100644
--- a/lib/Target/TargetLibraryInfo.cpp
+++ b/lib/Target/TargetLibraryInfo.cpp
@@ -426,7 +426,7 @@ static void initialize(TargetLibraryInfo &TLI, const Triple &T,
     TLI.setUnavailable(LibFunc::fiprintf);
   }
 
-  if (T.isKnownWindowsMSVCEnvironment() || T.isWindowsItaniumEnvironment()) {
+  if (T.isOSWindows() && !T.isOSCygMing()) {
     // Win32 does not support long double
     TLI.setUnavailable(LibFunc::acosl);
     TLI.setUnavailable(LibFunc::asinl);