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authorNicholas Nethercote <n.nethercote@gmail.com>2023-11-09 13:38:30 +1100
committerNicholas Nethercote <n.nethercote@gmail.com>2023-11-10 14:00:08 +1100
commit2e40d11f8cd9d0e2f9c62e40311f64161d3071cb (patch)
tree55174fff6706961dbf2aad6e1150c7b17ca4a42a /compiler/rustc_interface/src
parentfdaaaf9f923281ab98b865259aa40fbf93d72c7a (diff)
downloadrust-2e40d11f8cd9d0e2f9c62e40311f64161d3071cb.tar.gz
rust-2e40d11f8cd9d0e2f9c62e40311f64161d3071cb.zip
Remove `-Zkeep-hygiene-data`.
It was added way back in #28585 under the name `-Zkeep-mtwt-tables`. The
justification was:

> This is so that the resolution results can be used after analysis,
> potentially for tool support.

There are no uses of significance in the code base, and various Google
searches for both option names (and variants) found nothing of interest.

@petrochenkov says removing this part (and it's only part) of the
hygiene data is dubious. It doesn't seem that big, so let's just keep it
around.
Diffstat (limited to 'compiler/rustc_interface/src')
-rw-r--r--compiler/rustc_interface/src/tests.rs1
1 files changed, 0 insertions, 1 deletions
diff --git a/compiler/rustc_interface/src/tests.rs b/compiler/rustc_interface/src/tests.rs
index d3081695523..9d06b6496b8 100644
--- a/compiler/rustc_interface/src/tests.rs
+++ b/compiler/rustc_interface/src/tests.rs
@@ -679,7 +679,6 @@ fn test_unstable_options_tracking_hash() {
     untracked!(incremental_info, true);
     untracked!(incremental_verify_ich, true);
     untracked!(input_stats, true);
-    untracked!(keep_hygiene_data, true);
     untracked!(link_native_libraries, false);
     untracked!(llvm_time_trace, true);
     untracked!(ls, vec!["all".to_owned()]);