src/test/codegen/issue-96274.rs

   1 // min-llvm-version: 15.0
   2 // compile-flags: -O
   3
   4 #![crate_type = "lib"]
   5 #![feature(inline_const)]
   6
   7 use std::mem::MaybeUninit;
   8
   9 pub fn maybe_uninit() -> [MaybeUninit<u8>; 3000] {
  10     // CHECK-NOT: memset
  11     [MaybeUninit::uninit(); 3000]
  12 }
  13
  14 pub fn maybe_uninit_const<T>() -> [MaybeUninit<T>; 8192] {
  15     // CHECK-NOT: memset
  16     [const { MaybeUninit::uninit() }; 8192]
  17 }