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Diffstat (limited to 'compiler/rustc_mir_transform/src')
| -rw-r--r-- | compiler/rustc_mir_transform/src/shim.rs | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/compiler/rustc_mir_transform/src/shim.rs b/compiler/rustc_mir_transform/src/shim.rs index b4a92064377..193a9e6ad29 100644 --- a/compiler/rustc_mir_transform/src/shim.rs +++ b/compiler/rustc_mir_transform/src/shim.rs @@ -75,6 +75,14 @@ fn make_shim<'tcx>(tcx: TyCtxt<'tcx>, instance: ty::InstanceDef<'tcx>) -> Body<' }; debug!("make_shim({:?}) = untransformed {:?}", instance, result); + // In some of the above cases, we seem to be invoking the passes for non-shim MIR bodies. + // If that happens, there's no need to run them again. + // + // FIXME: Is this intentional? + if result.phase >= MirPhase::Const { + return result; + } + pm::run_passes( tcx, &mut result, |