Merge #338

338: Fixes an issue where one could double take the cortex_m Peripheral r=japaric a=korken89

Closes #321 

Co-authored-by: Emil Fresk <emil.fresk@gmail.com>

1 files changed, 16 insertions, 0 deletions

diff --git a/examples/peripherals-taken.rs b/examples/peripherals-taken.rs
new file mode 100644
index 0000000..cd4ba0f
--- /dev/null
+++ b/examples/peripherals-taken.rs
@@ -0,0 +1,16 @@
+#![deny(unsafe_code)]
+#![deny(warnings)]
+#![no_main]
+#![no_std]
+
+use cortex_m_semihosting::debug;
+use panic_semihosting as _;
+
+#[rtic::app(device = lm3s6965)]
+const APP: () = {
+    #[init]
+    fn main(_: main::Context) {
+        assert!(cortex_m::Peripherals::take().is_none());
+        debug::exit(debug::EXIT_SUCCESS);
+    }
+};