From c0d4e88428296b8da6f2616f47c760b32abf66ed Mon Sep 17 00:00:00 2001
From: Graydon Hoare <graydon@mozilla.com>
Date: Fri, 31 Dec 2010 10:35:39 -0800
Subject: Add std.dbg.trap(str msg) for help debugging.

---
 src/rt/rust_builtin.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'src/rt/rust_builtin.cpp')

diff --git a/src/rt/rust_builtin.cpp b/src/rt/rust_builtin.cpp
index cb16fbf0..84111d82 100644
--- a/src/rt/rust_builtin.cpp
+++ b/src/rt/rust_builtin.cpp
@@ -363,6 +363,14 @@ debug_ptrcast(rust_task *task,
     return ptr;
 }
 
+extern "C" CDECL void
+debug_trap(rust_task *task, rust_str *s)
+{
+    task->log(rust_log::STDLIB, "trapping: %s", s->data);
+    // FIXME: x86-ism.
+    __asm__("int3");
+}
+
 
 //
 // Local Variables:
-- 
cgit v1.2.3