596     pub fn offset_of_field(&self) -> Result<usize, LayoutError> {  in offset_of_field()  argument
598             return Err(LayoutError::from(-1));  in offset_of_field()
604             Err(LayoutError::from(offset as i32))  in offset_of_field()
844 pub enum LayoutError {  enum
860 impl ::std::convert::From<i32> for LayoutError {  implementation
862         use self::LayoutError::*;  in from()
973     pub fn fallible_size(&self, ctx: &BindgenContext) -> Result<usize, LayoutError> {  in fallible_size()  argument
976             Err(LayoutError::from(val as i32))  in fallible_size()
990     pub fn fallible_align(&self, ctx: &BindgenContext) -> Result<usize, LayoutError> {  in fallible_align()  argument
993             Err(LayoutError::from(val as i32))  in fallible_align()
1001 … pub fn fallible_layout(&self, ctx: &BindgenContext) -> Result<::ir::layout::Layout, LayoutError> {  in fallible_layout()  argument