diff --git a/src/gl_generator/generators/global_gen.rs b/src/gl_generator/generators/global_gen.rs
index 4bf1b033..2a451d2f 100644
--- a/src/gl_generator/generators/global_gen.rs
+++ b/src/gl_generator/generators/global_gen.rs
@@ -107,23 +107,7 @@ fn write_fns(ecx: &ExtCtxt, registry: &Registry) -> Vec<P<ast::Item>> {
             None => "".to_string()
         };
 
-        ecx.parse_item(if c.is_safe {
-            format!(
-                "#[allow(non_snake_case)] #[allow(unused_variables)] #[allow(dead_code)]
-                #[inline] #[unstable] {doc} pub fn {name}({params}) -> {return_suffix} {{ \
-                    unsafe {{ \
-                        __gl_imports::mem::transmute::<_, extern \"system\" fn({types}) -> {return_suffix}>\
-                            (storage::{name}.f)({idents}) \
-                    }} \
-                }}",
-                name = c.proto.ident,
-                doc = doc,
-                params = super::gen_parameters(ecx, c).into_iter().map(|p| p.to_source()).collect::<Vec<String>>().connect(", "),
-                types = super::gen_parameters(ecx, c).into_iter().map(|p| p.ty.to_source()).collect::<Vec<String>>().connect(", "),
-                return_suffix = super::gen_return_type(ecx, c).to_source(),
-                idents = super::gen_parameters(ecx, c).into_iter().map(|p| p.pat.to_source()).collect::<Vec<String>>().connect(", "),
-            )
-        } else {
+        ecx.parse_item(
             format!(
                 "#[allow(non_snake_case)] #[allow(unused_variables)] #[allow(dead_code)]
                 #[inline] #[unstable] {doc} pub unsafe fn {name}({typed_params}) -> {return_suffix} {{ \
@@ -136,7 +120,7 @@ fn write_fns(ecx: &ExtCtxt, registry: &Registry) -> Vec<P<ast::Item>> {
                 return_suffix = super::gen_return_type(ecx, c).to_source(),
                 idents = super::gen_parameters(ecx, c).into_iter().map(|p| p.pat.to_source()).collect::<Vec<String>>().connect(", "),
             )
-        })
+        )
     }).collect()
 }
 
diff --git a/src/gl_generator/generators/struct_gen.rs b/src/gl_generator/generators/struct_gen.rs
index 50333cc7..f75de543 100644
--- a/src/gl_generator/generators/struct_gen.rs
+++ b/src/gl_generator/generators/struct_gen.rs
@@ -220,34 +220,17 @@ fn write_impl(ecx: &ExtCtxt, registry: &Registry, ns: &Ns) -> P<ast::Item> {
         modules = registry.cmd_iter().map(|c| {
             use syntax::ext::quote::rt::ToSource;
 
-            if c.is_safe {
-                format!(
-                    "#[allow(non_snake_case)] #[allow(unused_variables)] #[allow(dead_code)]
-                    #[inline] #[unstable] pub fn {name}(&self, {params}) -> {return_suffix} {{ \
-                        unsafe {{ \
-                            __gl_imports::mem::transmute::<_, extern \"system\" fn({types}) -> {return_suffix}>\
-                                (self.{name}.f)({idents}) \
-                        }} \
-                    }}",
-                    name = c.proto.ident,
-                    params = super::gen_parameters(ecx, c).into_iter().map(|p| p.to_source()).collect::<Vec<String>>().connect(", "),
-                    types = super::gen_parameters(ecx, c).into_iter().map(|p| p.ty.to_source()).collect::<Vec<String>>().connect(", "),
-                    return_suffix = super::gen_return_type(ecx, c).to_source(),
-                    idents = super::gen_parameters(ecx, c).into_iter().map(|p| p.pat.to_source()).collect::<Vec<String>>().connect(", "),
-                )
-            } else {
-                format!(
-                    "#[allow(non_snake_case)] #[allow(unused_variables)] #[allow(dead_code)]
-                    #[inline] #[unstable] pub unsafe fn {name}(&self, {typed_params}) -> {return_suffix} {{ \
-                        __gl_imports::mem::transmute::<_, extern \"system\" fn({typed_params}) -> {return_suffix}>\
-                            (self.{name}.f)({idents}) \
-                    }}",
-                    name = c.proto.ident,
-                    typed_params = super::gen_parameters(ecx, c).into_iter().map(|p| p.to_source()).collect::<Vec<String>>().connect(", "),
-                    return_suffix = super::gen_return_type(ecx, c).to_source(),
-                    idents = super::gen_parameters(ecx, c).into_iter().map(|p| p.pat.to_source()).collect::<Vec<String>>().connect(", "),
-                )
-            }
+            format!(
+                "#[allow(non_snake_case)] #[allow(unused_variables)] #[allow(dead_code)]
+                #[inline] #[unstable] pub unsafe fn {name}(&self, {typed_params}) -> {return_suffix} {{ \
+                    __gl_imports::mem::transmute::<_, extern \"system\" fn({typed_params}) -> {return_suffix}>\
+                        (self.{name}.f)({idents}) \
+                }}",
+                name = c.proto.ident,
+                typed_params = super::gen_parameters(ecx, c).into_iter().map(|p| p.to_source()).collect::<Vec<String>>().connect(", "),
+                return_suffix = super::gen_return_type(ecx, c).to_source(),
+                idents = super::gen_parameters(ecx, c).into_iter().map(|p| p.pat.to_source()).collect::<Vec<String>>().connect(", "),
+            )
         }).collect::<Vec<String>>().connect("\n")
     ))
 }
diff --git a/src/gl_generator/registry.rs b/src/gl_generator/registry.rs
index 4ffd40a3..c4404b1e 100644
--- a/src/gl_generator/registry.rs
+++ b/src/gl_generator/registry.rs
@@ -225,6 +225,9 @@ pub struct Binding {
 pub struct Cmd {
     pub proto: Binding,
     pub params: Vec<Binding>,
+    /// True if this command doesn't take any pointers.
+    ///
+    /// Unused by the built-in generators.
     pub is_safe: bool,
     pub alias: Option<String>,
     pub vecequiv: Option<String>,