Includes module header first.

src/IceDefs.h

Index: src/IceDefs.h
diff --git a/src/IceDefs.h b/src/IceDefs.h
index 453127523a4a3c460f13fe3c2e1224220bfdb57f..53e57ead30c08bf219749031f914c1b7419ec4e4 100644
--- a/src/IceDefs.h
+++ b/src/IceDefs.h
@@ -16,18 +16,7 @@
 #ifndef SUBZERO_SRC_ICEDEFS_H
 #define SUBZERO_SRC_ICEDEFS_H
 
-#include <cassert>
-#include <cstdint>
-#include <cstdio>     // snprintf
-#include <functional> // std::less
-#include <limits>
-#include <list>
-#include <map>
-#include <memory>
-#include <mutex>
-#include <string>
-#include <system_error>
-#include <vector>
+#include "IceTLS.h"
 #include "llvm/ADT/ArrayRef.h"
 #include "llvm/ADT/BitVector.h"
 #include "llvm/ADT/ilist.h"
@@ -41,7 +30,18 @@
 #include "llvm/Support/ELF.h"
 #include "llvm/Support/raw_ostream.h"
 
-#include "IceTLS.h"
+#include <cassert>
+#include <cstdint>
+#include <cstdio>     // snprintf
+#include <functional> // std::less
+#include <limits>
+#include <list>
+#include <map>
+#include <memory>
+#include <mutex>
+#include <string>
+#include <system_error>
+#include <vector>
 
 namespace Ice {