From 2021aa0e6297cd071968ca2956c8a13abab79f39 Mon Sep 17 00:00:00 2001
From: Per <Per Lindgren>
Date: Tue, 27 Nov 2018 13:25:59 +0100
Subject: [PATCH] rust no_std no debug
---
rust/Cargo.toml | 2 +-
rust/src/main.rs | 3 ++-
2 files changed, 3 insertions(+), 2 deletions(-)
diff --git a/rust/Cargo.toml b/rust/Cargo.toml
index 98c2bc9..88bd23c 100644
--- a/rust/Cargo.toml
+++ b/rust/Cargo.toml
@@ -12,5 +12,5 @@ panic = "abort"
[profile.release]
panic = "abort"
codegen-units = 1 # better optimizations
-debug = true # symbols are nice and they don't increase the size on Flash
+# debug = true # symbols are nice and they don't increase the size on Flash
lto = true # better optimizations
\ No newline at end of file
diff --git a/rust/src/main.rs b/rust/src/main.rs
index a3edf80..711435e 100644
--- a/rust/src/main.rs
+++ b/rust/src/main.rs
@@ -6,6 +6,7 @@
use core::intrinsics;
use core::panic::PanicInfo;
+use core::ptr;
#[panic_handler]
fn panic(_info: &PanicInfo) -> ! {
@@ -14,7 +15,7 @@ fn panic(_info: &PanicInfo) -> ! {
#[inline(never)]
fn f1() -> u32 {
- 0
+ unsafe { ptr::read_volatile(&0) }
}
#[no_mangle]
--
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