From 1be2f42791d9fa2b755faacd76348888945f4f61 Mon Sep 17 00:00:00 2001
From: Philipp Oppermann <dev@phil-opp.com>
Date: Wed, 4 Jan 2017 16:13:27 +0100
Subject: [PATCH 1/2] Make panic_fmt public to fix private_no_mangle_fns
 warning

---
 src/lib.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/lib.rs b/src/lib.rs
index d7f8ccb8..07e14fab 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -90,7 +90,7 @@ extern "C" fn eh_personality() {}
 #[cfg(not(test))]
 #[lang = "panic_fmt"]
 #[no_mangle]
-extern "C" fn panic_fmt(fmt: core::fmt::Arguments, file: &'static str, line: u32) -> ! {
+pub extern "C" fn panic_fmt(fmt: core::fmt::Arguments, file: &'static str, line: u32) -> ! {
     println!("\n\nPANIC in {} at line {}:", file, line);
     println!("    {}", fmt);
     loop {}

From 64cbabd1c26cfa50e4af3c20a34371972c4a1b88 Mon Sep 17 00:00:00 2001
From: Philipp Oppermann <dev@phil-opp.com>
Date: Wed, 4 Jan 2017 16:15:59 +0100
Subject: [PATCH 2/2] make panic_fmt public in posts

---
 blog/post/03-set-up-rust.md       | 2 +-
 blog/post/05-allocating-frames.md | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/blog/post/03-set-up-rust.md b/blog/post/03-set-up-rust.md
index 3f7b078a..e383d685 100644
--- a/blog/post/03-set-up-rust.md
+++ b/blog/post/03-set-up-rust.md
@@ -57,7 +57,7 @@ Now we place our root source file in `src/lib.rs`:
 pub extern fn rust_main() {}
 
 #[lang = "eh_personality"] extern fn eh_personality() {}
-#[lang = "panic_fmt"] #[no_mangle] extern fn panic_fmt() -> ! {loop{}}
+#[lang = "panic_fmt"] #[no_mangle] pub extern fn panic_fmt() -> ! {loop{}}
 ```
 Let's break it down:
 
diff --git a/blog/post/05-allocating-frames.md b/blog/post/05-allocating-frames.md
index f6de3ad9..ed2958d3 100644
--- a/blog/post/05-allocating-frames.md
+++ b/blog/post/05-allocating-frames.md
@@ -104,7 +104,7 @@ We used `expect` in the code above, which will panic if there is no memory map t
 ```rust
 #[lang = "panic_fmt"]
 #[no_mangle]
-extern fn panic_fmt() -> ! {
+pub extern fn panic_fmt() -> ! {
     println!("PANIC");
     loop{}
 }
@@ -114,7 +114,7 @@ Now we get a `PANIC` message. But we can do even better. The `panic_fmt` functio
 ```rust
 #[lang = "panic_fmt"]
 #[no_mangle]
-extern fn panic_fmt(fmt: core::fmt::Arguments, file: &'static str,
+pub extern fn panic_fmt(fmt: core::fmt::Arguments, file: &'static str,
     line: u32) -> !
 {
     println!("\n\nPANIC in {} at line {}:", file, line);