bare1_6

examples/rtic_bare1.rs

@@ -26,7 +26,7 @@ const APP: () = {
 
             // prevent optimization by read-volatile (unsafe)
             unsafe {
-                core::ptr::read_volatile(&x);
+                //core::ptr::read_volatile(&x);
             }
         }
     }
@@ -355,12 +355,17 @@ const APP: () = {
 //
 //    Dump the generated assembly.
 //
-//    ** your answer here **
+//    0x08000240 <+0>:	push	{r7, lr}
+//    0x08000242 <+2>:	mov	r7, sp
+// => 0x08000244 <+4>:	bkpt	0x0000
+//    0x08000246 <+6>:	bkpt	0x0000
+//    0x08000248 <+8>:	b.n	0x8000244 <rtic_bare1::init+4>
 //
 //    Where is the local variable stored?
 //    What happened, and why is Rust + LLVM allowed to optimize out your code?
 //
-//    ** your answer here **
+//    Since the local variable is no longer read then the compiler can 
+//      optimize away the variable.
 //
 //    Commit your answers (bare1_6)
 //