43 lines
1001 B
Rust
43 lines
1001 B
Rust
extern crate jemallocator;
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use jemallocator::Jemalloc;
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use std::alloc::{GlobalAlloc, Layout};
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#[global_allocator]
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static A: Jemalloc = Jemalloc;
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#[test]
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fn smoke() {
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let mut a = Vec::new();
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a.push(3);
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}
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/// https://github.com/rust-lang/rust/issues/45955
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#[test]
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fn overaligned() {
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let size = 8;
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let align = 16; // greater than size
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let iterations = 100;
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unsafe {
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let pointers: Vec<_> = (0..iterations)
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.map(|_| {
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let ptr = Jemalloc.alloc(Layout::from_size_align(size, align).unwrap());
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assert!(!ptr.is_null());
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ptr
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})
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.collect();
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for &ptr in &pointers {
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assert_eq!(
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(ptr as usize) % align,
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0,
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"Got a pointer less aligned than requested"
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)
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}
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// Clean up
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for &ptr in &pointers {
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Jemalloc.dealloc(ptr, Layout::from_size_align(size, align).unwrap())
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}
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}
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}
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