glib: avoid copying in GStr::to_glib_none

Author: jf2048

glib/src/gstring.rs

@@ -345,7 +345,7 @@ impl<'a> ToGlibPtr<'a, *const c_char> for GStr {
 
     #[inline]
     fn to_glib_none(&'a self) -> Stash<'a, *const c_char, Self> {
-        Stash(self.as_ptr(), PhantomData)
+        Stash(self.as_ptr() as *const _, PhantomData)
     }
 
     #[inline]
@@ -360,7 +360,7 @@ impl<'a> ToGlibPtr<'a, *mut c_char> for GStr {
 
     #[inline]
     fn to_glib_none(&'a self) -> Stash<'a, *mut c_char, Self> {
-        Stash(self.as_ptr() as *mut c_char, PhantomData)
+        Stash(self.as_ptr() as *mut _, PhantomData)
     }
 
     #[inline]