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Skip checks for common types with alignment 1

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This commit is contained in:
Ben Kimock 2023-03-24 12:35:16 -04:00
parent a71b808d77
commit 67540ec950
1 changed files with 7 additions and 0 deletions
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7
compiler/rustc_mir_transform/src/check_alignment.rs
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@ -99,6 +99,13 @@ impl<'tcx, 'a> Visitor<'tcx> for PointerFinder<'tcx, 'a> {
return;
}
if [self.tcx.types.bool, self.tcx.types.i8, self.tcx.types.u8, self.tcx.types.str_]
.contains(&pointee_ty)
{
debug!("Trivially aligned pointee type: {:?}", pointer_ty);
return;
}
self.pointers.push((pointer, pointee_ty))
}
}