Replace some #ifdef(s) with plain if(s).
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@151526 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/asan/asan_internal.h b/lib/asan/asan_internal.h
index fde24d5..8acd362 100644
--- a/lib/asan/asan_internal.h
+++ b/lib/asan/asan_internal.h
@@ -129,6 +129,12 @@
# define ASAN_FLEXIBLE_MAPPING_AND_OFFSET 0
#endif
+// If set, values like allocator chunk size, as well as defaults for some flags
+// will be changed towards less memory overhead.
+#ifndef ASAN_LOW_MEMORY
+# define ASAN_LOW_MEMORY 0
+#endif
+
// All internal functions in asan reside inside the __asan namespace
// to avoid namespace collisions with the user programs.
// Seperate namespace also makes it simpler to distinguish the asan run-time