[lsan] Allow using ucontext.h in the test on OSX.

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@213523 91177308-0d34-0410-b5e6-96231b3b80d8
rust-lang · Jul 21, 2014 · a13548a · a13548a
1 parent 2f62767
commit a13548a
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/test/lsan/TestCases/swapcontext.cc b/test/lsan/TestCases/swapcontext.cc
@@ -6,6 +6,11 @@
 // RUN: not %run %t foo 2>&1 | FileCheck %s
 
 #include <stdio.h>
+#if defined(__APPLE__)
+// Note: ucontext.h is deprecated on OSX, so this test may stop working
+// someday. We define _XOPEN_SOURCE to keep using ucontext.h for now.
+#define _XOPEN_SOURCE 1
+#endif
 #include <ucontext.h>
 #include <unistd.h>