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Fix MIR pretty printer for non-local DefIds

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This commit is contained in:
Ömer Sinan Ağacan 2021-02-10 17:32:45 +03:00
parent 7e0241c637
commit fe82365630
1 changed files with 13 additions and 13 deletions
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14
compiler/rustc_mir/src/util/pretty.rs
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@ -289,19 +289,19 @@ pub fn write_mir_pretty<'tcx>(
}
Ok(())
};
match tcx.hir().body_const_context(def_id.expect_local()) {
None => render_body(w, tcx.optimized_mir(def_id))?,
// For `const fn` we want to render the optimized MIR. If you want the mir used in
// ctfe, you can dump the MIR after the `Deaggregator` optimization pass.
Some(rustc_hir::ConstContext::ConstFn) => {
// For `const fn` we want to render both the optimized MIR and the MIR for ctfe.
if tcx.is_const_fn_raw(def_id) {
render_body(w, tcx.optimized_mir(def_id))?;
writeln!(w)?;
writeln!(w, "// MIR FOR CTFE")?;
// Do not use `render_body`, as that would render the promoteds again, but these
// are shared between mir_for_ctfe and optimized_mir
write_mir_fn(tcx, tcx.mir_for_ctfe(def_id), &mut |_, _| Ok(()), w)?;
}
Some(_) => render_body(w, tcx.mir_for_ctfe(def_id))?,
} else {
let instance_mir =
tcx.instance_mir(ty::InstanceDef::Item(ty::WithOptConstParam::unknown(def_id)));
render_body(w, instance_mir)?;
}
}
Ok(())