Add stub abort() handler to examples which calls panic.

rust-embedded · Sep 20, 2020 · 8abde0b · 8abde0b
1 parent cee9e9a
commit 8abde0b
Show file tree

Hide file tree

Showing 6 changed files with 33 additions and 1 deletion.
diff --git a/examples/blinky.rs b/examples/blinky.rs
@@ -62,8 +62,12 @@ fn main() -> ! {
     }
 }
 
-
 #[interrupt]
 fn TIMER0_A0() {
 
 }
+
+#[no_mangle]
+extern "C" fn abort() -> ! {
+    panic!();
+}
diff --git a/examples/override-default-handler.rs b/examples/override-default-handler.rs
@@ -34,3 +34,8 @@ fn DefaultHandler() {
         ptr::write_volatile(&mut X, ptr::read_volatile(&X) + 1);
     }
 }
+
+#[no_mangle]
+extern "C" fn abort() -> ! {
+    panic!();
+}
diff --git a/examples/timer-oncecell.rs b/examples/timer-oncecell.rs
@@ -91,3 +91,8 @@ fn TIMER0_A1() {
                                       .p6().bit(!r.p6().bit()));
     });
 }
+
+#[no_mangle]
+extern "C" fn abort() -> ! {
+    panic!();
+}
diff --git a/examples/timer-unsafe.rs b/examples/timer-unsafe.rs
@@ -74,3 +74,8 @@ fn TIMER0_A1() {
                                       .p6().bit(!r.p6().bit()));
     });
 }
+
+#[no_mangle]
+extern "C" fn abort() -> ! {
+    panic!();
+}
diff --git a/examples/timer.rs b/examples/timer.rs
@@ -74,3 +74,8 @@ fn TIMER0_A1() {
                                       .p6().bit(!r.p6().bit()));
     });
 }
+
+#[no_mangle]
+extern "C" fn abort() -> ! {
+    panic!();
+}
diff --git a/src/main.rs b/src/main.rs
@@ -22,3 +22,11 @@ fn main() -> ! {
         // Application begins here.
     }
 }
+
+// The compiler will emit calls to the abort() compiler intrinsic if debug assertions are
+// enabled (default for dev profile). MSP430 does not actually have meaningful abort() support
+// so for now, we create our own in each application where debug assertions are present.
+#[no_mangle]
+extern "C" fn abort() -> ! {
+    panic!();
+}