Support: reduce stack used in default size test.

When the sanitizers aren't enabled they can use more than 1KB of stack, causing
an overflow where there shouldn't be.

Should fix Green Dragon test.

diff --git a/llvm/unittests/Support/Threading.cpp b/llvm/unittests/Support/Threading.cpp
index 69a2987..87008f1 100644 (file)
--- a/llvm/unittests/Support/Threading.cpp
+++ b/llvm/unittests/Support/Threading.cpp
@@ -82,7 +82,7 @@ TEST(Threading, RunOnThreadSync) {
 #if defined(__APPLE__)
 TEST(Threading, AppleStackSize) {
   llvm::thread Thread([] {
-    volatile unsigned char Var[8 * 1024 * 1024 - 1024];
+    volatile unsigned char Var[8 * 1024 * 1024 - 10240];
     Var[0] = 0xff;
     ASSERT_EQ(Var[0], 0xff);
   });