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Various attributes and extern "C" must be marked "unsafe" to compile generated code #933

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Various attributes and extern "C" must be marked "unsafe" to compile generated code #933

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4 changes: 2 additions & 2 deletions src/generate/device.rs
View file
Original file line number Diff line number Diff line change
@@ -291,10 +291,10 @@ pub fn render(d: &Device, config: &Config, device_x: &mut String) -> Result<Toke
}

out.extend(quote! {
// NOTE `no_mangle` is used here to prevent linking different minor versions of the device
// NOTE `unsafe(no_mangle)` is used here to prevent linking different minor versions of the device
// crate as that would let you `take` the device peripherals more than once (one per minor
// version)
#[no_mangle]
#[unsafe(no_mangle)]
static mut DEVICE_PERIPHERALS: bool = false;

/// All the peripherals.
24 changes: 12 additions & 12 deletions src/generate/interrupt.rs
View file
Original file line number Diff line number Diff line change
@@ -125,12 +125,12 @@ pub fn render(
.as_deref()
.unwrap_or(".vector_table.interrupts");
let link_section_attr = quote! {
#[link_section = #link_section_name]
#[unsafe(link_section = #link_section_name)]
};

root.extend(quote! {
#[cfg(feature = "rt")]
extern "C" {
unsafe extern "C" {
#(#names_cfg_attr fn #names();)*
}

@@ -144,7 +144,7 @@ pub fn render(
#[cfg(feature = "rt")]
#[doc(hidden)]
#link_section_attr
#[no_mangle]
#[unsafe(no_mangle)]
pub static __INTERRUPTS: [Vector; #n] = [
#elements
];
@@ -160,7 +160,7 @@ pub fn render(
.as_deref()
.unwrap_or(".vector_table.interrupts");
let link_section_attr = quote! {
#[link_section = #link_section_name]
#[unsafe(link_section = #link_section_name)]
};

root.extend(quote! {
@@ -179,7 +179,7 @@ pub fn render(
#[cfg(feature = "rt")]
#[doc(hidden)]
#link_section_attr
#[no_mangle]
#[unsafe(no_mangle)]
#[used]
pub static __INTERRUPTS:
[Vector; #n] = [
@@ -194,13 +194,13 @@ pub fn render(

let link_section_attr = config.interrupt_link_section.as_ref().map(|section| {
quote! {
#[link_section = #section]
#[unsafe(link_section = #section)]
}
});

root.extend(quote! {
#[cfg(feature = "rt")]
extern "C" {
unsafe extern "C" {
#(#names_cfg_attr fn #names();)*
}

@@ -214,7 +214,7 @@ pub fn render(
#[cfg(feature = "rt")]
#[doc(hidden)]
#link_section_attr
#[no_mangle]
#[unsafe(no_mangle)]
pub static __EXTERNAL_INTERRUPTS: [Vector; #n] = [
#elements
];
@@ -227,13 +227,13 @@ pub fn render(

let link_section_attr = config.interrupt_link_section.as_ref().map(|section| {
quote! {
#[link_section = #section]
#[unsafe(link_section = #section)]
}
});

root.extend(quote! {
#[cfg(feature = "rt")]
extern "C" {
unsafe extern "C" {
#(#names_cfg_attr fn #names();)*
}

@@ -414,7 +414,7 @@ pub fn render(
}

#[allow(non_snake_case)]
#[no_mangle]
#[unsafe(no_mangle)]
pub extern #abi fn $NAME() {
// check that the handler exists
let _ = $crate::interrupt::Interrupt::$NAME;
@@ -433,7 +433,7 @@ pub fn render(
};
($NAME:ident, $path:path) => {
#[allow(non_snake_case)]
#[no_mangle]
#[unsafe(no_mangle)]
pub extern #abi fn $NAME() {
// check that the handler exists
let _ = $crate::interrupt::Interrupt::$NAME;