Add a test for #107975

Author: GrigorenkoPV

tests/ui/codegen/nondetermenistic-int-expose-provenance.rs

@@ -0,0 +1,21 @@
+//@ run-pass
+//@ known-bug: #107975
+
+#![feature(exposed_provenance)]
+
+use std::ptr::addr_of;
+
+fn main() {
+    let a: usize = {
+        let v = 0u8;
+        addr_of!(v).expose_provenance()
+    };
+    let b: usize = {
+        let v = 0u8;
+        addr_of!(v).expose_provenance()
+    };
+    let i: usize = a - b;
+    assert_ne!(i, 0);
+    println!("{}", i);
+    assert_eq!(i, 0);
+}

tests/ui/codegen/nondetermenistic-int-regular.rs

@@ -0,0 +1,17 @@
+//@ run-pass
+//@ known-bug: #107975
+
+fn main() {
+    let a: usize = {
+        let v = 0u8;
+        &v as *const _ as usize
+    };
+    let b: usize = {
+        let v = 0u8;
+        &v as *const _ as usize
+    };
+    let i: usize = a - b;
+    assert_ne!(i, 0);
+    println!("{}", i);
+    assert_eq!(i, 0);
+}

tests/ui/codegen/nondetermenistic-int-strict-provenance.rs

@@ -0,0 +1,21 @@
+//@ run-pass
+//@ known-bug: #107975
+
+#![feature(strict_provenance)]
+
+use std::ptr::addr_of;
+
+fn main() {
+    let a: usize = {
+        let v = 0u8;
+        addr_of!(v).addr()
+    };
+    let b: usize = {
+        let v = 0u8;
+        addr_of!(v).addr()
+    };
+    let i: usize = a - b;
+    assert_ne!(i, 0);
+    println!("{}", i);
+    assert_eq!(i, 0);
+}