From 218caa410aa38c29984be31a5229b9fa717560ee Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:19:13 +0200 Subject: Merging upstream version 1.68.2+dfsg1. Signed-off-by: Daniel Baumann --- .../dead-store-elimination/provenance_soundness.rs | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) create mode 100644 tests/mir-opt/dead-store-elimination/provenance_soundness.rs (limited to 'tests/mir-opt/dead-store-elimination/provenance_soundness.rs') diff --git a/tests/mir-opt/dead-store-elimination/provenance_soundness.rs b/tests/mir-opt/dead-store-elimination/provenance_soundness.rs new file mode 100644 index 000000000..11314e990 --- /dev/null +++ b/tests/mir-opt/dead-store-elimination/provenance_soundness.rs @@ -0,0 +1,18 @@ +// unit-test: DeadStoreElimination +// compile-flags: -Zmir-emit-retag + +// Test that we don't remove pointer to int casts or retags + +// EMIT_MIR provenance_soundness.pointer_to_int.DeadStoreElimination.diff +fn pointer_to_int(p: *mut i32) { + let _x = p as usize; + let _y = p as isize; +} + +// EMIT_MIR provenance_soundness.retags.DeadStoreElimination.diff +fn retags(_r: &mut i32) {} + +fn main() { + pointer_to_int(&mut 5 as *mut _); + retags(&mut 5); +} -- cgit v1.2.3