summaryrefslogtreecommitdiffstats
path: root/src/test/ui/consts/const-eval/heap/alloc_intrinsic_nontransient.rs
diff options
context:
space:
mode:
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.rs19
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)
+}