fix compcovtest
diff --git a/qemu_mode/libcompcov/compcovtest.cc b/qemu_mode/libcompcov/compcovtest.cc
index 8346c5b..6fe501c 100644
--- a/qemu_mode/libcompcov/compcovtest.cc
+++ b/qemu_mode/libcompcov/compcovtest.cc
@@ -29,7 +29,7 @@
 

 int main(int argc, char**argv) {

 

-  static char buffer[MAX_FILE] = {/* zero padding */};

+  char buffer[44] = {/* zero padding */};

   

   FILE* file = stdin;

   if (argc > 1)