std: Remove gc and stackwalk

These are both obsoleted by the forthcoming new GC.

1 files changed, 0 insertions, 4 deletions

diff --git a/src/libstd/sys.rs b/src/libstd/sys.rs
index 51609709cdb..9d853087123 100644
--- a/src/libstd/sys.rs
+++ b/src/libstd/sys.rs
@@ -13,7 +13,6 @@
 #[allow(missing_doc)];
 
 use cast;
-use gc;
 use io;
 use libc;
 use libc::{c_char, size_t};
@@ -147,7 +146,6 @@ pub fn begin_unwind_(msg: *c_char, file: *c_char, line: size_t) -> ! {
     match context {
         OldTaskContext => {
             unsafe {
-                gc::cleanup_stack_for_failure();
                 rustrt::rust_upcall_fail(msg, file, line);
                 cast::transmute(())
             }
@@ -180,8 +178,6 @@ pub fn begin_unwind_(msg: *c_char, file: *c_char, line: size_t) -> ! {
                              msg, file, line as int);
                 }
 
-                gc::cleanup_stack_for_failure();
-
                 let task = Local::unsafe_borrow::<Task>();
                 if (*task).unwinder.unwinding {
                     rtabort!("unwinding again");