[llvm] r302806 - Fix -DLLVM_ENABLE_THREADS=OFF build after r302748

[Hans Wennborg via llvm-commits]

Author: hans
Date: Thu May 11 10:32:47 2017
New Revision: 302806

URL: http://llvm.org/viewvc/llvm-project?rev=302806&view=rev
Log:
Fix -DLLVM_ENABLE_THREADS=OFF build after r302748

Modified:
    llvm/trunk/lib/Support/Parallel.cpp

Modified: llvm/trunk/lib/Support/Parallel.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Support/Parallel.cpp?rev=302806&r1=302805&r2=302806&view=diff
==============================================================================
--- llvm/trunk/lib/Support/Parallel.cpp (original)
+++ llvm/trunk/lib/Support/Parallel.cpp Thu May 11 10:32:47 2017
@@ -127,6 +127,7 @@ Executor *Executor::getDefaultExecutor()
 #endif
 }
 
+#if LLVM_ENABLE_THREADS
 void parallel::detail::TaskGroup::spawn(std::function<void()> F) {
   L.inc();
   Executor::getDefaultExecutor()->add([&, F] {
@@ -134,3 +135,4 @@ void parallel::detail::TaskGroup::spawn(
     L.dec();
   });
 }
+#endif