Add a little pointer-cast helper to dbg.

2010-09-06 23:24:01 -07:00
parent 974092c526
commit cf62b54028
2 changed files with 18 additions and 0 deletions
--- a/src/rt/rust_builtin.cpp
+++ b/src/rt/rust_builtin.cpp
@@ -340,6 +340,19 @@ debug_fn(rust_task *task, type_desc *t, rust_fn *fn)
    task->log(rust_log::STDLIB, "  closure at 0x%" PRIxPTR, fn->closure);
 }

+extern "C" CDECL void *
+debug_ptrcast(rust_task *task,
+              type_desc *from_ty,
+              type_desc *to_ty,
+              void *ptr)
+{
+    task->log(rust_log::STDLIB, "debug_ptrcast from");
+    debug_tydesc_helper(task, from_ty);
+    task->log(rust_log::STDLIB, "to");
+    debug_tydesc_helper(task, to_ty);
+    return ptr;
+}
+

 //
 // Local Variables: