rust/tests/codegen/issues/issue-106369.rs
2023-03-12 12:57:40 -07:00

16 lines
396 B
Rust

// compile-flags: -O
// ignore-debug (the extra assertions get in the way)
#![crate_type = "lib"]
// From <https://github.com/rust-lang/rust/issues/106369#issuecomment-1369095304>
// CHECK-LABEL: @issue_106369(
#[no_mangle]
pub unsafe fn issue_106369(ptr: *const &i32) -> bool {
// CHECK-NOT: icmp
// CHECK: ret i1 true
// CHECK-NOT: icmp
Some(std::ptr::read(ptr)).is_some()
}