diff --git a/applets/compiler_vm/host/lib/Languages/c11.pm b/applets/compiler_vm/host/lib/Languages/c11.pm
index 650d043a..86a92598 100755
--- a/applets/compiler_vm/host/lib/Languages/c11.pm
+++ b/applets/compiler_vm/host/lib/Languages/c11.pm
@@ -17,7 +17,7 @@ sub initialize {
   $self->{default_options} = '-Wextra -Wall -Wno-unused -pedantic -Wfloat-equal -Wshadow -std=c11 -lm -Wfatal-errors -fsanitize=alignment,undefined -fsanitize-address-use-after-scope -fno-omit-frame-pointer';
   $self->{options_paste}   = '-fdiagnostics-show-caret';
   $self->{options_nopaste} = '-fno-diagnostics-show-caret';
-  $self->{cmdline}         = 'gcc -ggdb -g3 $sourcefile $options -o $execfile';
+  $self->{cmdline}         = 'gcc -gdwarf-2 -g3 $sourcefile $options -o $execfile';
 
   $self->{prelude} = <<'END';
 #define _XOPEN_SOURCE 9001
diff --git a/applets/compiler_vm/host/lib/Languages/c89.pm b/applets/compiler_vm/host/lib/Languages/c89.pm
index 28fad8fe..bf154135 100755
--- a/applets/compiler_vm/host/lib/Languages/c89.pm
+++ b/applets/compiler_vm/host/lib/Languages/c89.pm
@@ -17,7 +17,7 @@ sub initialize {
   $self->{default_options} = '-Wextra -Wall -Wno-unused -pedantic -Wfloat-equal -Wshadow -std=c89 -lm -Wfatal-errors -fsanitize=alignment,undefined';
   $self->{options_paste}   = '-fdiagnostics-show-caret';
   $self->{options_nopaste} = '-fno-diagnostics-show-caret';
-  $self->{cmdline}         = 'gcc -ggdb -g3 $sourcefile $options -o $execfile';
+  $self->{cmdline}         = 'gcc -gdwarf-2 -g3 $sourcefile $options -o $execfile';
 
   $self->{prelude} = <<'END';
 #define _XOPEN_SOURCE 9001
diff --git a/applets/compiler_vm/host/lib/Languages/c99.pm b/applets/compiler_vm/host/lib/Languages/c99.pm
index 47761396..22222631 100755
--- a/applets/compiler_vm/host/lib/Languages/c99.pm
+++ b/applets/compiler_vm/host/lib/Languages/c99.pm
@@ -17,7 +17,7 @@ sub initialize {
   $self->{default_options} = '-Wextra -Wall -Wno-unused -pedantic -Wfloat-equal -Wshadow -std=c99 -lm -Wfatal-errors -fsanitize=alignment,undefined';
   $self->{options_paste}   = '-fdiagnostics-show-caret';
   $self->{options_nopaste} = '-fno-diagnostics-show-caret';
-  $self->{cmdline}         = 'gcc -ggdb -g3 $sourcefile $options -o $execfile';
+  $self->{cmdline}         = 'gcc -gdwarf-2 -g3 $sourcefile $options -o $execfile';
 
   $self->{prelude} = <<'END';
 #define _XOPEN_SOURCE 9001
diff --git a/applets/compiler_vm/host/lib/Languages/clang11.pm b/applets/compiler_vm/host/lib/Languages/clang11.pm
index 5c0a41e8..bd57d319 100755
--- a/applets/compiler_vm/host/lib/Languages/clang11.pm
+++ b/applets/compiler_vm/host/lib/Languages/clang11.pm
@@ -14,7 +14,7 @@ sub initialize {
   $self->{default_options} = '-Wextra -Wall -Wno-unused -Wno-unused-parameter -pedantic -Wfloat-equal -Wshadow -std=c11 -lm -Wfatal-errors -fsanitize=integer,undefined,alignment -fsanitize-address-use-after-scope -fno-omit-frame-pointer';
   $self->{options_paste}   = '-fcaret-diagnostics';
   $self->{options_nopaste} = '-fno-caret-diagnostics';
-  $self->{cmdline}         = 'clang -ggdb -g3 $sourcefile $options -o $execfile';
+  $self->{cmdline}         = 'clang -gdwarf-2 -g3 $sourcefile $options -o $execfile';
 
   $self->{prelude} = <<'END';
 #define _XOPEN_SOURCE 9001
diff --git a/applets/compiler_vm/host/lib/Languages/clang89.pm b/applets/compiler_vm/host/lib/Languages/clang89.pm
index 98c2c8bb..7cd70420 100755
--- a/applets/compiler_vm/host/lib/Languages/clang89.pm
+++ b/applets/compiler_vm/host/lib/Languages/clang89.pm
@@ -17,7 +17,7 @@ sub initialize {
   $self->{default_options} = '-Wextra -Wall -Wno-unused -pedantic -Wfloat-equal -Wshadow -std=c89 -lm -Wfatal-errors -fsanitize=integer,undefined,alignment';
   $self->{options_paste}   = '-fcaret-diagnostics';
   $self->{options_nopaste} = '-fno-caret-diagnostics';
-  $self->{cmdline}         = 'clang -ggdb -g3 $sourcefile $options -o $execfile';
+  $self->{cmdline}         = 'clang -gdwarf-2 -g3 $sourcefile $options -o $execfile';
 
   $self->{prelude} = <<'END';
 #define _XOPEN_SOURCE 9001
diff --git a/applets/compiler_vm/host/lib/Languages/clang99.pm b/applets/compiler_vm/host/lib/Languages/clang99.pm
index c52ecd39..4872f4ac 100755
--- a/applets/compiler_vm/host/lib/Languages/clang99.pm
+++ b/applets/compiler_vm/host/lib/Languages/clang99.pm
@@ -17,7 +17,7 @@ sub initialize {
   $self->{default_options} = '-Wextra -Wall -Wno-unused -pedantic -Wfloat-equal -Wshadow -std=c99 -lm -Wfatal-errors -fsanitize=integer,undefined,alignment';
   $self->{options_paste}   = '-fcaret-diagnostics';
   $self->{options_nopaste} = '-fno-caret-diagnostics';
-  $self->{cmdline}         = 'clang -ggdb -g3 $sourcefile $options -o $execfile';
+  $self->{cmdline}         = 'clang -gdwarf-2 -g3 $sourcefile $options -o $execfile';
 
   $self->{prelude} = <<'END';
 #define _XOPEN_SOURCE 9001
diff --git a/applets/compiler_vm/host/lib/Languages/clangpp.pm b/applets/compiler_vm/host/lib/Languages/clangpp.pm
index 96701956..076fe53b 100755
--- a/applets/compiler_vm/host/lib/Languages/clangpp.pm
+++ b/applets/compiler_vm/host/lib/Languages/clangpp.pm
@@ -18,7 +18,7 @@ sub initialize {
   $self->{default_options} = '-std=c++14 -Wextra -Wall -Wno-unused -pedantic -Wfloat-equal -Wshadow -lm -Wfatal-errors -fsanitize=alignment,undefined';
   $self->{options_paste}   = '-fcaret-diagnostics';
   $self->{options_nopaste} = '-fno-caret-diagnostics';
-  $self->{cmdline}         = 'clang++-3.7 -I/usr/include/x86_64-linux-gnu/c++/5/ -ggdb -g3 $sourcefile $options -o $execfile';
+  $self->{cmdline}         = 'clang++-3.7 -I/usr/include/x86_64-linux-gnu/c++/5/ -gdwarf-2 -g3 $sourcefile $options -o $execfile';
 
   $self->{prelude} = <<'END';
 #if 0