From 79eb089e2a46c7a0b3f0eab457015af059544832 Mon Sep 17 00:00:00 2001
From: Per Lindgren <per.lindgren@ltu.se>
Date: Thu, 1 Apr 2021 23:55:19 +0200
Subject: [PATCH] single struct
---
src/main.rs | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/src/main.rs b/src/main.rs
index 1bf52ae..fb3a7bd 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -76,11 +76,16 @@ where
for (index, value) in free.iter_mut().enumerate() {
*value = index + 1;
}
+ *unsafe { self.init.get_mut_unchecked() } = true;
+
println!("init : free {:?}", unsafe { self.free.get_mut_unchecked() });
}
fn dealloc(&self, index: usize) {
unsafe {
+ if !*self.init.get_mut_unchecked() {
+ panic!();
+ }
self.free.get_mut_unchecked()[index] = *self.head.get_mut_unchecked();
*self.head.get_mut_unchecked() = index;
}
@@ -89,6 +94,9 @@ where
fn alloc(&'static self) -> Result<Box<T, S>, ()> {
unsafe {
+ if !*self.init.get_mut_unchecked() {
+ panic!();
+ }
let index = *self.head.get_mut_unchecked();
println!("index {}", self.head.get_mut_unchecked());
println!("head {}", self.head.get_mut_unchecked());
--
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