rt: Cache an extra stack segment to avoid bad behavior at stack boundaries

2011-12-14 18:57:52 -08:00
parent 0ed5117a9d
commit 4ac345939c
2 changed files with 80 additions and 12 deletions
--- a/src/rt/rust_task.h
+++ b/src/rt/rust_task.h
@@ -24,6 +24,7 @@ struct chan_handle {
 struct rust_box;

 struct stk_seg {
+    stk_seg *prev;
    stk_seg *next;
    uintptr_t end;
    unsigned int valgrind_id;