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use macro for the grabbing linker variable

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Corwin 2023-10-17 22:09:15 +01:00
parent 0b747508a8
commit 8091e22b10
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1 changed files with 4 additions and 4 deletions
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8
agb/src/agb_alloc/mod.rs
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@ -126,22 +126,22 @@ pub(crate) unsafe fn number_of_blocks() -> u32 {
fn iwram_data_end() -> usize {
extern "C" {
static __iwram_end: usize;
static __iwram_end: u8;
}
// Symbols defined in the linker have an address *but no data or value*.
// As strange as this looks, they are only useful to take the address of.
(unsafe { &__iwram_end }) as *const _ as usize
unsafe { core::ptr::addr_of!(__iwram_end) as usize }
}
fn data_end() -> usize {
extern "C" {
static __ewram_data_end: usize;
static __ewram_data_end: u8;
}
// Symbols defined in the linker have an address *but no data or value*.
// As strange as this looks, they are only useful to take the address of.
(unsafe { &__ewram_data_end }) as *const _ as usize
unsafe { core::ptr::addr_of!(__ewram_data_end) as usize }
}
#[cfg(test)]