diff options
| -rw-r--r-- | src/tools/miri/src/shims/foreign_items.rs | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/tools/miri/src/shims/foreign_items.rs b/src/tools/miri/src/shims/foreign_items.rs index 3a0ff7a5567..15432c5dd9c 100644 --- a/src/tools/miri/src/shims/foreign_items.rs +++ b/src/tools/miri/src/shims/foreign_items.rs @@ -567,7 +567,8 @@ trait EvalContextExtPriv<'mir, 'tcx: 'mir>: crate::MiriInterpCxExt<'mir, 'tcx> { ); }; let (_, addr) = ptr.into_parts(); // we know the offset is absolute - if addr.bytes() % align.bytes() != 0 { + // Cannot panic since `align` is a power of 2 and hence non-zero. + if addr.bytes().checked_rem(align.bytes()).unwrap() != 0 { throw_unsup_format!( "`miri_promise_symbolic_alignment`: pointer is not actually aligned" ); |