diff options
Diffstat (limited to 'src/test/ui/consts/const-eval/heap/alloc_intrinsic_nontransient.rs')
-rw-r--r-- | src/test/ui/consts/const-eval/heap/alloc_intrinsic_nontransient.rs | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/src/test/ui/consts/const-eval/heap/alloc_intrinsic_nontransient.rs b/src/test/ui/consts/const-eval/heap/alloc_intrinsic_nontransient.rs new file mode 100644 index 000000000..0a8fc7bca --- /dev/null +++ b/src/test/ui/consts/const-eval/heap/alloc_intrinsic_nontransient.rs @@ -0,0 +1,19 @@ +// run-pass +#![feature(core_intrinsics)] +#![feature(const_heap)] +#![feature(const_mut_refs)] +use std::intrinsics; + +const FOO: &i32 = foo(); + +const fn foo() -> &'static i32 { + let t = unsafe { + let i = intrinsics::const_allocate(4, 4) as * mut i32; + *i = 20; + i + }; + unsafe { &*t } +} +fn main() { + assert_eq!(*FOO, 20) +} |