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| author | bors <bors@rust-lang.org> | 2023-01-29 01:27:11 +0000 |
|---|---|---|
| committer | bors <bors@rust-lang.org> | 2023-01-29 01:27:11 +0000 |
| commit | bcb064a7f4aee705c97ce1b74beb9af0f9b5adb2 (patch) | |
| tree | 5ac5ea7d8330ef48aa44d6dc2fd4467b1d52f24a /compiler/rustc_metadata | |
| parent | 9f82651a5fa4b1d96f55ce5507dd2aa204c7fb61 (diff) | |
| parent | 4db4860503a9ace3c650b0efe55953926af844a5 (diff) | |
| download | rust-bcb064a7f4aee705c97ce1b74beb9af0f9b5adb2.tar.gz rust-bcb064a7f4aee705c97ce1b74beb9af0f9b5adb2.zip | |
Auto merge of #107406 - cjgillot:eliminate-witnesses, r=compiler-errors
Only compute mir_generator_witnesses query in drop_tracking_mir mode. Attempt to fix the perf regression in https://github.com/rust-lang/rust/pull/101692 r? `@ghost`
Diffstat (limited to 'compiler/rustc_metadata')
| -rw-r--r-- | compiler/rustc_metadata/src/rmeta/encoder.rs | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/compiler/rustc_metadata/src/rmeta/encoder.rs b/compiler/rustc_metadata/src/rmeta/encoder.rs index 68335a9b01a..29507ff3a86 100644 --- a/compiler/rustc_metadata/src/rmeta/encoder.rs +++ b/compiler/rustc_metadata/src/rmeta/encoder.rs @@ -1415,7 +1415,7 @@ impl<'a, 'tcx> EncodeContext<'a, 'tcx> { if encode_opt { record!(self.tables.optimized_mir[def_id.to_def_id()] <- tcx.optimized_mir(def_id)); - if let DefKind::Generator = self.tcx.def_kind(def_id) { + if let DefKind::Generator = self.tcx.def_kind(def_id) && tcx.sess.opts.unstable_opts.drop_tracking_mir { record!(self.tables.mir_generator_witnesses[def_id.to_def_id()] <- tcx.mir_generator_witnesses(def_id)); } } |