1 files changed, 5 insertions, 4 deletions
diff --git a/dexdump/dexdump_main.cc b/dexdump/dexdump_main.cc
index 3afee0db39..fed2ba7282 100644
--- a/dexdump/dexdump_main.cc
+++ b/dexdump/dexdump_main.cc
@@ -22,13 +22,13 @@
  * Also, ODEX files are no longer supported.
  */
 
-#include "dexdump.h"
-
+#include <android-base/logging.h>
+#include <base/mem_map.h>
 #include <stdio.h>
 #include <string.h>
 #include <unistd.h>
 
-#include <android-base/logging.h>
+#include "dexdump.h"
 
 namespace art {
 
@@ -137,7 +137,7 @@ int dexdumpDriver(int argc, char** argv) {
 
   // Open alternative output file.
   if (gOptions.outputFileName) {
-    gOutFile = fopen(gOptions.outputFileName, "w");
+    gOutFile = fopen(gOptions.outputFileName, "we");
     if (!gOutFile) {
       PLOG(ERROR) << "Can't open " << gOptions.outputFileName;
       return 1;
@@ -157,6 +157,7 @@ int dexdumpDriver(int argc, char** argv) {
 int main(int argc, char** argv) {
   // Output all logging to stderr.
   android::base::SetLogger(android::base::StderrLogger);
+  art::MemMap::Init();
 
   return art::dexdumpDriver(argc, argv);
 }