mirror of
https://github.com/rust-lang/rust
synced 2024-09-15 22:50:55 +00:00
45 lines
1.4 KiB
Rust
45 lines
1.4 KiB
Rust
//@ check-pass
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const unsafe fn ret_i32_no_unsafe() -> i32 { 42 }
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const unsafe fn ret_null_ptr_no_unsafe<T>() -> *const T { std::ptr::null() }
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const unsafe fn ret_null_mut_ptr_no_unsafe<T>() -> *mut T { std::ptr::null_mut() }
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const fn no_unsafe() { unsafe {} }
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const fn call_unsafe_const_fn() -> i32 {
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unsafe { ret_i32_no_unsafe() }
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}
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const fn call_unsafe_generic_const_fn() -> *const String {
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unsafe { ret_null_ptr_no_unsafe::<String>() }
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}
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const fn call_unsafe_generic_cell_const_fn()
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-> *const Vec<std::cell::Cell<u32>>
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{
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unsafe { ret_null_mut_ptr_no_unsafe::<Vec<std::cell::Cell<u32>>>() }
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}
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const unsafe fn call_unsafe_const_unsafe_fn() -> i32 {
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unsafe { ret_i32_no_unsafe() }
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}
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const unsafe fn call_unsafe_generic_const_unsafe_fn() -> *const String {
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unsafe { ret_null_ptr_no_unsafe::<String>() }
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}
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const unsafe fn call_unsafe_generic_cell_const_unsafe_fn()
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-> *const Vec<std::cell::Cell<u32>>
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{
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unsafe { ret_null_mut_ptr_no_unsafe::<Vec<std::cell::Cell<u32>>>() }
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}
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const unsafe fn call_unsafe_const_unsafe_fn_immediate() -> i32 {
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ret_i32_no_unsafe()
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}
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const unsafe fn call_unsafe_generic_const_unsafe_fn_immediate() -> *const String {
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ret_null_ptr_no_unsafe::<String>()
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}
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const unsafe fn call_unsafe_generic_cell_const_unsafe_fn_immediate()
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-> *const Vec<std::cell::Cell<u32>>
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{
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ret_null_mut_ptr_no_unsafe::<Vec<std::cell::Cell<u32>>>()
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}
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fn main() {}
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