mirror of https://github.com/rust-lang/rust
45 lines
864 B
Rust
45 lines
864 B
Rust
// skip-filecheck
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#![feature(custom_mir, core_intrinsics)]
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extern crate core;
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use core::intrinsics::mir::*;
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// EMIT_MIR as_cast.int_to_int.built.after.mir
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#[custom_mir(dialect = "built")]
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fn int_to_int(x: u32) -> i32 {
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mir! {
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{
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RET = x as i32;
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Return()
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}
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}
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}
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// EMIT_MIR as_cast.float_to_int.built.after.mir
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#[custom_mir(dialect = "built")]
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fn float_to_int(x: f32) -> i32 {
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mir! {
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{
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RET = x as i32;
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Return()
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}
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}
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}
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// EMIT_MIR as_cast.int_to_ptr.built.after.mir
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#[custom_mir(dialect = "built")]
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fn int_to_ptr(x: usize) -> *const i32 {
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mir! {
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{
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RET = x as *const i32;
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Return()
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}
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}
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}
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fn main() {
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assert_eq!(int_to_int(5), 5);
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assert_eq!(float_to_int(5.), 5);
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assert_eq!(int_to_ptr(0), std::ptr::null());
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}
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