pub const NEG_INT: u8 = 0x1E;Expand description
Typed unary - on an Int operand. Pops one value, decodes
via as_int (inline), negates with wrapping_neg, re-boxes
through NanValue::new_int. Skips the is_int / is_float
branch in NEG. Emitted when inner.ty() resolves to
Type::Int.