From 7387e42306b515d8310b0b4de78a9b41e09b6130 Mon Sep 17 00:00:00 2001
From: Sebastien Bourdeauducq <sb@m-labs.hk>
Date: Tue, 9 Jun 2020 12:57:13 +0800
Subject: [PATCH] provide __aeabi_l2d

---
 src/runtime/src/kernel.rs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/runtime/src/kernel.rs b/src/runtime/src/kernel.rs
index 4cd8dce..a156826 100644
--- a/src/runtime/src/kernel.rs
+++ b/src/runtime/src/kernel.rs
@@ -100,7 +100,7 @@ extern fn exception_unimplemented() {
 macro_rules! api {
     ($i:ident) => ({
         extern { static $i: u8; }
-        api!($i = &$i as *const _)
+        unsafe { api!($i = &$i as *const _) }
     });
     ($i:ident, $d:item) => ({
         $d
@@ -130,6 +130,8 @@ fn resolve(required: &[u8]) -> Option<u32> {
         api!(rtio_input_data = rtio::input_data),
         api!(rtio_input_timestamped_data = rtio::input_timestamped_data),
 
+        api!(__aeabi_l2d),
+
         api!(_Unwind_Resume = exception_unimplemented),
         api!(__artiq_personality = exception_unimplemented),
         api!(__artiq_raise = exception_unimplemented),