diff --git a/modules/compiler_vm/languages/_c_base.pm b/modules/compiler_vm/languages/_c_base.pm
index edd91556..71d12028 100755
--- a/modules/compiler_vm/languages/_c_base.pm
+++ b/modules/compiler_vm/languages/_c_base.pm
@@ -202,7 +202,7 @@ sub preprocess_code {
   my $has_main = 0;
 
   my $prelude = '';
-  while($precode =~ s/^\s*(#.*\n{1,2})//g) {
+  while($precode =~ s/^\s*(#.*\n{1,2}|using.*\n{1,2})//g) {
     $prelude .= $1;
   }
 
@@ -417,6 +417,8 @@ sub postprocess_output {
   $output =~ s/ called by gdb \(\) at statement: void gdb\(\) { __asm__\(""\); }//g;
   $output =~ s/called by \?\? \(\) //g;
   $output =~ s/\s0x[a-z0-9]+: note: pointer points here.*?\^//gms;
+  $output =~ s/\s0x[a-z0-9]+: note: pointer points here\s+<memory cannot be printed>//gms;
+  $output =~ s/store to address 0x[a-z0-9]+ with insufficient space/store to location with insufficient space/gms;
 
   my $removed_warning = 0;
 
@@ -431,22 +433,6 @@ sub postprocess_output {
 
   $output =~ s/^\[\s+(warning:|info:)/[$1/;  # remove leading spaces in first warning/info
 
-  # backspace
-  my $boutput = "";
-  my $active_position = 0;
-  $output =~ s/\n$//;
-  while($output =~ /(.)/gms) {
-    my $c = $1;
-    if($c eq "\b") {
-      if(--$active_position <= 0) {
-        $active_position = 0;
-      }
-      next;
-    }
-    substr($boutput, $active_position++, 1) = $c;
-  }
-  $output = $boutput;
-
   if($self->{warn_unterminated_define} == 1) {
     if($output =~ m/^\[(warning:|info:)/) {
       $output =~ s/^\[/[warning: preprocessor directive not terminated by \\n, the remainder of the line will be part of this directive /;
diff --git a/modules/compiler_vm/languages/_default.pm b/modules/compiler_vm/languages/_default.pm
index 8ad63be6..7639bb67 100755
--- a/modules/compiler_vm/languages/_default.pm
+++ b/modules/compiler_vm/languages/_default.pm
@@ -133,6 +133,22 @@ sub postprocess_output {
     print FILE "$self->{output}\n";
     close FILE;
   }
+
+  # backspace
+  my $boutput = "";
+  my $active_position = 0;
+  $self->{output} =~ s/\n$//;
+  while($self->{output} =~ /(.)/gms) {
+    my $c = $1;
+    if($c eq "\b") {
+      if(--$active_position <= 0) {
+        $active_position = 0;
+      }
+      next;
+    }
+    substr($boutput, $active_position++, 1) = $c;
+  }
+  $self->{output} = $boutput;
 }
 
 sub show_output {
diff --git a/modules/compiler_vm/languages/java.pm b/modules/compiler_vm/languages/java.pm
index cc1653cd..33569044 100755
--- a/modules/compiler_vm/languages/java.pm
+++ b/modules/compiler_vm/languages/java.pm
@@ -256,29 +256,4 @@ sub preprocess_code {
   print "final code: [$self->{code}]\n" if $self->{debug};
 }
 
-sub postprocess_output {
-  my $self = shift;
-  $self->SUPER::postprocess_output;
-
-  my $output = $self->{output};
-
-  # backspace
-  my $boutput = "";
-  my $active_position = 0;
-  $output =~ s/\n$//;
-  while($output =~ /(.)/gms) {
-    my $c = $1;
-    if($c eq "\b") {
-      if(--$active_position <= 0) {
-        $active_position = 0;
-      }
-      next;
-    }
-    substr($boutput, $active_position++, 1) = $c;
-  }
-  $output = $boutput;
-
-  $self->{output} = $output;
-}
-
 1;