Emilio Cota 628976c834 Revert "[mlir] Make single value ValueRanges memory safer" (#123187) ...

Reverts llvm/llvm-project#121996 because it broke an emscripten build
with `--target=wasm32-unknown-emscripten`:

```
llvm/llvm-project/llvm/include/llvm/ADT/PointerIntPair.h:172:17: error: static assertion failed due to requirement '3U <= PointerUnionUIntTraits<const mlir::Value *, const mlir::Type *, mlir::OpOperand *, mlir::detail::OpResultImpl *, mlir::Type>::NumLowBitsAvailable': PointerIntPair with integer size too large for pointer
  172 |   static_assert(IntBits <= PtrTraits::NumLowBitsAvailable,
      |                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
llvm/llvm-project/llvm/include/llvm/ADT/PointerIntPair.h:111:13: note: in instantiation of template class 'llvm::PointerIntPairInfo<void *, 3, llvm::pointer_union_detail::PointerUnionUIntTraits<const mlir::Value *, const mlir::Type *, mlir::OpOperand *, mlir::detail::OpResultImpl *, mlir::Type>>' requested here
  111 |     Value = Info::updateInt(Info::updatePointer(0, PtrVal),
      |             ^
llvm/llvm-project/llvm/include/llvm/ADT/PointerIntPair.h:89:5: note: in instantiation of member function 'llvm::PointerIntPair<void *, 3, int, llvm::pointer_union_detail::PointerUnionUIntTraits<const mlir::Value *, const mlir::Type *, mlir::OpOperand *, mlir::detail::OpResultImpl *, mlir::Type>>::setPointerAndInt' requested here
   89 |     setPointerAndInt(PtrVal, IntVal);
      |     ^
llvm/llvm-project/llvm/include/llvm/ADT/PointerUnion.h:77:16: note: in instantiation of member function 'llvm::PointerIntPair<void *, 3, int, llvm::pointer_union_detail::PointerUnionUIntTraits<const mlir::Value *, const mlir::Type *, mlir::OpOperand *, mlir::detail::OpResultImpl *, mlir::Type>>::PointerIntPair' requested here
   77 |         : Base(ValTy(const_cast<void *>(
      |                ^
llvm/llvm-project/mlir/include/mlir/IR/TypeRange.h:49:36: note: in instantiation of member function 'llvm::pointer_union_detail::PointerUnionMembers<llvm::PointerUnion<const mlir::Value *, const mlir::Type *, mlir::OpOperand *, mlir::detail::OpResultImpl *, mlir::Type>, llvm::PointerIntPair<void *, 3, int, llvm::pointer_union_detail::PointerUnionUIntTraits<const mlir::Value *, const mlir::Type *, mlir::OpOperand *, mlir::detail::OpResultImpl *, mlir::Type>>, 4, mlir::Type>::PointerUnionMembers' requested here
   49 |   TypeRange(Type type) : TypeRange(type, /*count=*/1) {}
      |                                    ^
llvm/llvm-project/llvm/include/llvm/ADT/PointerIntPair.h:172:25: note: expression evaluates to '3 <= 2'
  172 |   static_assert(IntBits <= PtrTraits::NumLowBitsAvailable,
      |                 ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1 error generated.
```

2025-01-16 11:33:13 +00:00

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