pub fn read_const<'tcx, S: UnderOwnerState<'tcx>>(
s: &S,
span: Span,
src: ConstSource<'tcx>,
mode: ReadMode,
) -> Option<ConstantExpr<'tcx>>Expand description
Evaluate src and read it back as a ConstantExpr.
pub fn read_const<'tcx, S: UnderOwnerState<'tcx>>(
s: &S,
span: Span,
src: ConstSource<'tcx>,
mode: ReadMode,
) -> Option<ConstantExpr<'tcx>>Evaluate src and read it back as a ConstantExpr.