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9117cb0223
The lint was extra restrictive, and didn't suggest using `core::ptr::null` and `core::ptr::null_mut` in `const` contexts although they have been const-stabilized since Rust 1.24.
27 lines
624 B
Rust
27 lines
624 B
Rust
pub fn foo(_const: *const f32, _mut: *mut i64) {}
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fn main() {
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let _ = std::ptr::null::<usize>();
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//~^ zero_ptr
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let _ = std::ptr::null_mut::<f64>();
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//~^ zero_ptr
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let _: *const u8 = std::ptr::null();
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//~^ zero_ptr
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foo(0 as _, 0 as _);
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foo(std::ptr::null(), std::ptr::null_mut());
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//~^ zero_ptr
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//~| zero_ptr
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let z = 0;
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let _ = z as *const usize; // this is currently not caught
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}
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const fn in_const_context() {
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#[clippy::msrv = "1.23"]
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let _: *const usize = 0 as *const _;
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#[clippy::msrv = "1.24"]
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let _: *const usize = std::ptr::null();
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//~^ zero_ptr
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}
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