From fb7368e658ed175a35cdf4a33a02b356aa139523 Mon Sep 17 00:00:00 2001
From: Jorge Aparicio <jorge@japaric.io>
Date: Mon, 17 Sep 2018 20:12:25 +0200
Subject: implement `#[interrupt]`

---
 cortex-m-rt/tests/compile-fail/interrupt-twice.rs | 31 +++++++++++++++++++++++
 1 file changed, 31 insertions(+)
 create mode 100644 cortex-m-rt/tests/compile-fail/interrupt-twice.rs

(limited to 'cortex-m-rt/tests/compile-fail/interrupt-twice.rs')

diff --git a/cortex-m-rt/tests/compile-fail/interrupt-twice.rs b/cortex-m-rt/tests/compile-fail/interrupt-twice.rs
new file mode 100644
index 0000000..b59aea9
--- /dev/null
+++ b/cortex-m-rt/tests/compile-fail/interrupt-twice.rs
@@ -0,0 +1,31 @@
+#![allow(non_camel_case_types)]
+#![no_main]
+#![no_std]
+
+extern crate cortex_m_rt;
+extern crate panic_halt;
+
+use cortex_m_rt::{entry, interrupt};
+
+#[entry]
+fn foo() -> ! {
+    loop {}
+}
+
+enum interrupt {
+    USART1,
+}
+
+#[interrupt]
+fn USART1() {}
+
+pub mod reachable {
+    use cortex_m_rt::interrupt;
+
+    enum interrupt {
+        USART1,
+    }
+
+    #[interrupt] //~ ERROR symbol `USART1` is already defined
+    fn USART1() {}
+}
-- 
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