Xargo 0.3.12 supports builtins now. Remove Xargo.toml again

01_bareminimum/Xargo.toml

@@ -1,5 +0,0 @@
-[dependencies.core]
-stage = 0
-
-[dependencies.compiler_builtins]
-stage = 1

02_multicore_rust/Xargo.toml

@@ -1,5 +0,0 @@
-[dependencies.core]
-stage = 0
-
-[dependencies.compiler_builtins]
-stage = 1

03_uart1/Xargo.toml

@@ -1,5 +0,0 @@
-[dependencies.core]
-stage = 0
-
-[dependencies.compiler_builtins]
-stage = 1

04_mailboxes/README.md

@@ -35,16 +35,6 @@ Where each tag looks like:
  n+3. optional value buffer
 ```
 
-### Xargo.toml
-
-The mailbox buffer is a fixed array that is zero-initialized. To achieve
-zero-initialization, Rust utilizies and links to the `memset()` function, which
-is normally provided by `libc`.
-
-Since we are writing a `no_std` crate, we need to explicitly provide it. The
-easiest way is pulling in the `mem` feature of the `compiler_builtins` by adding
-it to `Xargo.toml`.
-
 ### Synchronization
 
 When signaling the GPU about a new mailbox message, we need to take care that

04_mailboxes/Xargo.toml

@@ -1,6 +0,0 @@
-[dependencies.core]
-stage = 0
-
-[dependencies.compiler_builtins]
-features = ["mem"] # for memset() et al.
-stage = 1

05_uart0/Xargo.toml

@@ -1,6 +0,0 @@
-[dependencies.core]
-stage = 0
-
-[dependencies.compiler_builtins]
-features = ["mem"] # for memset() et al.
-stage = 1

06_raspbootin64/Xargo.toml

@@ -1,6 +0,0 @@
-[dependencies.core]
-stage = 0
-
-[dependencies.compiler_builtins]
-features = ["mem"] # for memset() et al.
-stage = 1

07_random/Xargo.toml

@@ -1,6 +0,0 @@
-[dependencies.core]
-stage = 0
-
-[dependencies.compiler_builtins]
-features = ["mem"] # for memset() et al.
-stage = 1