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-rw-r--r--lib/Support/Unix/Memory.inc4
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/Support/Unix/Memory.inc b/lib/Support/Unix/Memory.inc
index 5a57a28706..13c35e8aa8 100644
--- a/lib/Support/Unix/Memory.inc
+++ b/lib/Support/Unix/Memory.inc
@@ -12,8 +12,10 @@
//===----------------------------------------------------------------------===//
#include "Unix.h"
+#include "llvm/Support/raw_ostream.h"
#include "llvm/Support/DataTypes.h"
#include "llvm/Support/Process.h"
+#include "llvm/Support/Debug.h"
#ifdef HAVE_SYS_MMAN_H
#include <sys/mman.h>
@@ -61,8 +63,10 @@ llvm::sys::Memory::AllocateRWX(size_t NumBytes, const MemoryBlock* NearBlock,
void *pa = ::mmap(start, pageSize*NumPages, PROT_READ|PROT_EXEC,
flags, fd, 0);
#else
+dbgs() << "calling mmap, start " << start << "\n";
void *pa = ::mmap(start, pageSize*NumPages, PROT_READ|PROT_WRITE|PROT_EXEC,
flags, fd, 0);
+ DEBUG(dbgs() << "mmap returned " << pa<<"\n");
#endif
if (pa == MAP_FAILED) {
if (NearBlock) //Try again without a near hint