[asan] Specialize the initialization-bug.cc testcase for Darwin (it needs a deployment target of 10.11+)

The ODR detection in initialization-bug.cc now works on Darwin (due to the recently enabled "live globals" on-by-default), but only if the deployment target is 10.11 or higher. Let's adjust the testcases.

Differential Revision: https://reviews.llvm.org/D26927

llvm-svn: 287581
diff --git a/compiler-rt/test/asan/TestCases/initialization-bug.cc b/compiler-rt/test/asan/TestCases/initialization-bug.cc
index 1f843be..b28174f 100644
--- a/compiler-rt/test/asan/TestCases/initialization-bug.cc
+++ b/compiler-rt/test/asan/TestCases/initialization-bug.cc
@@ -1,6 +1,6 @@
 // Test to make sure basic initialization order errors are caught.
 
-// RUN: %clangxx_asan -O0 %s %p/Helpers/initialization-bug-extra2.cc -o %t-INIT-ORDER-EXE
+// RUN: %clangxx_asan %macos_min_target_10_11 -O0 %s %p/Helpers/initialization-bug-extra2.cc -o %t-INIT-ORDER-EXE
 // RUN: %env_asan_opts=check_initialization_order=true not %run %t-INIT-ORDER-EXE 2>&1 | FileCheck %s
 
 // Do not test with optimization -- the error may be optimized away.