Basic: mark TLS as supported on Windows on ARM

LLVM can now lower TLS access as per the MS ABI on ARM.  This enables the
generation of TLS access for Windows on ARM.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@259751 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Basic/Targets.cpp b/lib/Basic/Targets.cpp
index 09c8705627449fe887f52745ad0acc4c18f70b0b..dcf6ca9585018284bf57f73c59e1a6559832c0d8 100644 (file)
--- a/lib/Basic/Targets.cpp
+++ b/lib/Basic/Targets.cpp
@@ -5127,7 +5127,6 @@ class WindowsARMTargetInfo : public WindowsTargetInfo<ARMleTargetInfo> {
 public:
   WindowsARMTargetInfo(const llvm::Triple &Triple)
     : WindowsTargetInfo<ARMleTargetInfo>(Triple), Triple(Triple) {
-    TLSSupported = false;
     WCharType = UnsignedShort;
     SizeType = UnsignedInt;
     UserLabelPrefix = "";

diff --git a/test/CodeGen/windows-on-arm-tls-support.c b/test/CodeGen/windows-on-arm-tls-support.c
new file mode 100644 (file)
index 0000000..dfb8b27
--- /dev/null
+++ b/test/CodeGen/windows-on-arm-tls-support.c
@@ -0,0 +1,5 @@
+// RUN: %clang_cc1 -triple thumbv7--windows -fms-extensions -fsyntax-only -verify %s
+// expected-no-diagnostics
+
+__declspec(thread) int i;
+